{"id":17528,"date":"2022-04-05T13:28:42","date_gmt":"2022-04-05T07:58:42","guid":{"rendered":"https:\/\/ccssmathanswers.com\/?p=17528"},"modified":"2022-04-07T11:09:31","modified_gmt":"2022-04-07T05:39:31","slug":"big-ideas-math-answers-grade-2-chapter-3","status":"publish","type":"post","link":"https:\/\/bigideasmathanswers.com\/big-ideas-math-answers-grade-2-chapter-3\/","title":{"rendered":"Big Ideas Math Answers Grade 2 Chapter 3 Addition to 100 Strategies"},"content":{"rendered":"<p><strong>Big Ideas Math Answers 2nd Grade 3rd Chapter Addition to 100 Strategies<\/strong>: It is very important for the students to learn the fundamental concepts in maths. To help out the students, we are presenting the <a href=\"https:\/\/bigideasmathanswers.com\/big-ideas-math-answers-grade-2\/\" target=\"_blank\" rel=\"noopener\">Big Ideas Math Answers Grade 2<\/a> Chapter 3 Addition to 100 Strategies Answer Key in pdf format. Download BIM Grade 2 Chapter 3 Addition to 100 Strategies PDF. This pdf will help you out to finish the assignments in time.<\/p>\n<h2>Big Ideas Math Book 2nd Grade Answer Key Chapter 3 Addition to 100 Strategies<\/h2>\n<p>The different topics covered in Big Ideas Math 3rd Chapter Addition to 100 Strategies Answer Key are Add Tens Using a Number Line, Add Tens and Ones Using a Number Line, Use Place Value to Add, Decompose to Add Tens and Ones, Use Compensation to Add, Practice Addition Strategies, Addition to 100 Strategies, and others. Know more details about the addition or sum concept using 100 strategies.<\/p>\n<p>Practice all the problems included in Big Ideas Math Grade 2 Answer Key 3rd Chapter Addition to 100 Strategies to score good marks in the test. Before you start the preparation, have a look at the BIM Book Grade 2 Chapter 3 Solutions. We have covered the answers for all the problems topic-wise. Hence click on the below-attached links and complete your homework effortlessly.<\/p>\n<p><strong>Vocabulary<\/strong><\/p>\n<ul>\n<li><a href=\"#Addition_to_100_Strategies_Vocabulary\">Addition to 100 Strategies Vocabulary<\/a><\/li>\n<\/ul>\n<p><strong>Lesson: 1 Add Tens Using a Number Line<\/strong><\/p>\n<ul>\n<li><a href=\"#Lesson_3.1_Add_Tens_Using_a_Number_Line\">Lesson 3.1 Add Tens Using a Number Line<\/a><\/li>\n<li><a href=\"#Add_Tens_Using_a_Number_Line_Homework_&amp;_Practice_3.1\">Add Tens Using a Number Line Homework &amp; Practice 3.1<\/a><\/li>\n<\/ul>\n<p><strong>Lesson: 2 Add Tens and Ones Using a Number Line<\/strong><\/p>\n<ul>\n<li><a href=\"#Lesson_3.2_Add_Tens_and_Ones_Using_a_Number_Line\">Lesson 3.2 Add Tens and Ones Using a Number Line<\/a><\/li>\n<li><a href=\"#Add_Tens_and_Ones_Using_a_Number_Line_Homework_&amp;_Practice_3.2\">Add Tens and Ones Using a Number Line Homework &amp; Practice 3.2<\/a><\/li>\n<\/ul>\n<p><strong>Lesson: 3 Use Place Value to Add<\/strong><\/p>\n<ul>\n<li><a href=\"#Lesson_3.3_Use_Place_Value_to_Add\">Lesson 3.3 Use Place Value to Add<\/a><\/li>\n<li><a href=\"#Use_Place_Value_to_Add_Homework_&amp;_practice_3.3\">Use Place Value to Add Homework &amp; practice 3.3<\/a><\/li>\n<\/ul>\n<p><strong>Lesson: 4 Decompose to Add Tens and Ones<\/strong><\/p>\n<ul>\n<li><a href=\"#Lesson_3.4_Decompose_to_Add_Tens_and_Ones\">Lesson 3.4 Decompose to Add Tens and Ones<\/a><\/li>\n<li><a href=\"#Decompose_to_Add_Tens_and_Ones_Homework_&amp;_Practice_3.4\">Decompose to Add Tens and Ones Homework &amp; Practice 3.4<\/a><\/li>\n<\/ul>\n<p><strong>Lesson: 5 Use Compensation to Add<\/strong><\/p>\n<ul>\n<li><a href=\"#Lesson_3.5_Use_Compensation_to_Add\">Lesson 3.5 Use Compensation to Add<\/a><\/li>\n<li><a href=\"#Use_Compensation_to_Add_Homework_&amp;_Practice_3.5\">Use Compensation to Add Homework &amp; Practice 3.5<\/a><\/li>\n<\/ul>\n<p><strong>Lesson: 6 Practice Addition Strategies<\/strong><\/p>\n<ul>\n<li><a href=\"#Lesson_3.6_Practice_Addition_Strategies\">Lesson 3.6 Practice Addition Strategies<\/a><\/li>\n<li><a href=\"#Practice_Addition_Strategies_Homework_&amp;_Practice_3.6\">Practice Addition Strategies Homework &amp; Practice 3.6<\/a><\/li>\n<\/ul>\n<p><strong>Lesson: 7 Problem Solving: Addition<\/strong><\/p>\n<ul>\n<li><a href=\"#Lesson_3.7_Problem_Solving:_Addition\">Lesson 3.7 Problem Solving: Addition<\/a><\/li>\n<li><a href=\"#Problem_Solving:_Addition_Homework_&amp;_Practice_3.7\">Problem Solving: Addition Homework &amp; Practice 3.7<\/a><\/li>\n<\/ul>\n<p><strong>Chapter 3: Addition to 100 Strategies<\/strong><\/p>\n<ul>\n<li><a href=\"#Addition_to_100_Strategies_Performance_Task_3\">Addition to 100 Strategies Performance Task 3<\/a><\/li>\n<li><a href=\"#Addition_to_100_Strategies_Activity\">Addition to 100 Strategies Activity<\/a><\/li>\n<li><a href=\"#Addition_to_100_Strategies_Chapter_Practice_3\">Addition to 100 Strategies Chapter Practice 3<\/a><\/li>\n<\/ul>\n<h3><a id=\"Addition_to_100_Strategies_Vocabulary\"><\/a>Addition to 100 Strategies Vocabulary<\/h3>\n<p><img loading=\"lazy\" class=\"alignnone size-full wp-image-17681\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-Grade-2-Chapter-3-Addition-to-100-Strategies-1.png\" alt=\"Big Ideas Math Answers Grade 2 Chapter 3 Addition to 100 Strategies 1\" width=\"232\" height=\"111\" \/><\/p>\n<p><strong>Organize It<\/strong><br \/>\nUse the review words to complete the graphic organizer.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17554\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-2.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 2\" width=\"516\" height=\"167\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-2.png 516w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-2-300x97.png 300w\" sizes=\"(max-width: 516px) 100vw, 516px\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-43624\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-100-Strategies-Vocabulary-Organize-It.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-100-Strategies-Vocabulary-Organize-It\" width=\"511\" height=\"166\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-100-Strategies-Vocabulary-Organize-It.jpg 511w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-100-Strategies-Vocabulary-Organize-It-300x97.jpg 300w\" sizes=\"(max-width: 511px) 100vw, 511px\" \/><\/p>\n<p><strong>Define It<\/strong><\/p>\n<p>Use your vocabulary cards to identify the words.<\/p>\n<p>Question 1.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17555\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-3.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 3\" width=\"555\" height=\"102\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-3.png 555w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-3-300x55.png 300w\" sizes=\"(max-width: 555px) 100vw, 555px\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-43625\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-100-Strategies-Vocabulary-Question-1.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-100-Strategies-Vocabulary-Question-1\" width=\"557\" height=\"99\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-100-Strategies-Vocabulary-Question-1.jpg 557w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-100-Strategies-Vocabulary-Question-1-300x53.jpg 300w\" sizes=\"(max-width: 557px) 100vw, 557px\" \/><\/p>\n<p>Question 2.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17556\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-4.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 4\" width=\"558\" height=\"102\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-4.png 558w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-4-300x55.png 300w\" sizes=\"(max-width: 558px) 100vw, 558px\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-43626\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-100-Strategies-Vocabulary-Question-2.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-100-Strategies-Vocabulary-Question-2\" width=\"558\" height=\"102\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-100-Strategies-Vocabulary-Question-2.jpg 558w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-100-Strategies-Vocabulary-Question-2-300x55.jpg 300w\" sizes=\"(max-width: 558px) 100vw, 558px\" \/><\/p>\n<p><strong>Chapter 3 Vocabulary cards<\/strong><\/p>\n<p><img loading=\"lazy\" class=\"alignnone size-full wp-image-17558\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-5.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 5\" width=\"520\" height=\"582\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-5.png 520w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-5-268x300.png 268w\" sizes=\"(max-width: 520px) 100vw, 520px\" \/><br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17559\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-6.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 6\" width=\"498\" height=\"560\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-6.png 498w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-6-267x300.png 267w\" sizes=\"(max-width: 498px) 100vw, 498px\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-43627\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Chapter-3-Vocabulary-cards.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Chapter-3-Vocabulary-cards\" width=\"557\" height=\"560\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Chapter-3-Vocabulary-cards.jpg 557w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Chapter-3-Vocabulary-cards-298x300.jpg 298w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Chapter-3-Vocabulary-cards-150x150.jpg 150w\" sizes=\"(max-width: 557px) 100vw, 557px\" \/><\/p>\n<h3><a id=\"Lesson_3.1_Add_Tens_Using_a_Number_Line\"><\/a>Lesson 3.1 Add Tens Using a Number Line<\/h3>\n<p><strong>Explore and Grow<\/strong><\/p>\n<p>Color and show how you can use the hundred chart to solve.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17560\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-7.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 7\" width=\"536\" height=\"578\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-7.png 536w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-7-278x300.png 278w\" sizes=\"(max-width: 536px) 100vw, 536px\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-43757\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.1-Add-Tens-Using-a-Number-Line-Explore-and-Grow.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.1-Add-Tens-Using-a-Number-Line-Explore-and-Grow\" width=\"488\" height=\"378\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.1-Add-Tens-Using-a-Number-Line-Explore-and-Grow.jpg 488w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.1-Add-Tens-Using-a-Number-Line-Explore-and-Grow-300x232.jpg 300w\" sizes=\"(max-width: 488px) 100vw, 488px\" \/><br \/>\nExplanation:<br \/>\n27 + 10 = 37<br \/>\nWe notice from the above figure that 27 is added to 10 means from 27 mustard\u00a0 yellow coloring starts for 10 numbers and stops at 36 . where 37 is the sum and it is highlighted with yellow color.<br \/>\n62 + 30 = 92<br \/>\nWe notice from the above figure that 62 is added to 30 means from 62 mustard\u00a0 yellow coloring starts for 30 numbers and stops at 91 . where 92 is the sum and it is highlighted with yellow color.<\/p>\n<p><strong>Show and Grow<\/strong><\/p>\n<p>Question 1.<br \/>\n70 + 30 = ___<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17561\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-8.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 8\" width=\"526\" height=\"68\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-8.png 526w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-8-300x39.png 300w\" sizes=\"(max-width: 526px) 100vw, 526px\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-43761\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.1-Add-Tens-Using-a-Number-Line-Show-and-Grow-Question-1.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.1-Add-Tens-Using-a-Number-Line-Show-and-Grow-Question-1\" width=\"522\" height=\"154\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.1-Add-Tens-Using-a-Number-Line-Show-and-Grow-Question-1.jpg 522w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.1-Add-Tens-Using-a-Number-Line-Show-and-Grow-Question-1-300x89.jpg 300w\" sizes=\"(max-width: 522px) 100vw, 522px\" \/><br \/>\nExplanation :<br \/>\nThe open number line start at 70 and 30 is same as 3 tens So, count on 3 tens .Then the linking jumps move to right from 70 to 100. It ends at 100 showing the sum .<br \/>\nSo ,\u00a0 70 + 30 = 100 .<\/p>\n<p>Question 2.<br \/>\n38 + 40 = ___<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17562\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-9.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 9\" width=\"529\" height=\"63\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-9.png 529w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-9-300x36.png 300w\" sizes=\"(max-width: 529px) 100vw, 529px\" \/><br \/>\nAnswer :<br \/>\n38 + 40 = 78<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-43768\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.1-Add-Tens-Using-a-Number-Line-Show-and-Grow-Question-2.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.1-Add-Tens-Using-a-Number-Line-Show-and-Grow-Question-2\" width=\"544\" height=\"150\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.1-Add-Tens-Using-a-Number-Line-Show-and-Grow-Question-2.jpg 544w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.1-Add-Tens-Using-a-Number-Line-Show-and-Grow-Question-2-300x83.jpg 300w\" sizes=\"(max-width: 544px) 100vw, 544px\" \/><br \/>\nExplanation :<br \/>\nThe open number line starts at 38 and 40 is the same as 4 tens So, count on 4 tens. Then the linking jumps move to the right from 38 to 78. It ends at 78 showing the sum.<br \/>\nSo ,\u00a0 38 + 40 = 78<\/p>\n<p>Question 3.<br \/>\n22 + 60 = ___<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17563\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-10.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 10\" width=\"538\" height=\"54\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-10.png 538w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-10-300x30.png 300w\" sizes=\"(max-width: 538px) 100vw, 538px\" \/><br \/>\nAnswer :<br \/>\n22 + 60 = 82<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-43775\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.1-Add-Tens-Using-a-Number-Line-Show-and-Grow-Question-3.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.1-Add-Tens-Using-a-Number-Line-Show-and-Grow-Question-3\" width=\"546\" height=\"164\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.1-Add-Tens-Using-a-Number-Line-Show-and-Grow-Question-3.jpg 546w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.1-Add-Tens-Using-a-Number-Line-Show-and-Grow-Question-3-300x90.jpg 300w\" sizes=\"(max-width: 546px) 100vw, 546px\" \/><br \/>\nExplanation :<br \/>\nThe open number line start at 22 and 60 is same as 6 tens So, count on 6 tens .Then the linking jumps move to right from 22 to 82. It ends at 82 showing the sum .<br \/>\nSo ,\u00a0 38 + 60 = 82<\/p>\n<p><strong>Apply and Grow: Practice<br \/>\n<\/strong><\/p>\n<p>Question 4.<br \/>\n60 + 30 = ___<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17564\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-11.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 11\" width=\"525\" height=\"48\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-11.png 525w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-11-300x27.png 300w\" sizes=\"(max-width: 525px) 100vw, 525px\" \/><br \/>\nAnswer :<br \/>\n60 + 30 = 90<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-43776\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.1-Add-Tens-Using-a-Number-Line-Apply-Grow-Practice-Question-4.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.1-Add-Tens-Using-a-Number-Line-Apply-Grow-Practice-Question-4\" width=\"495\" height=\"141\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.1-Add-Tens-Using-a-Number-Line-Apply-Grow-Practice-Question-4.jpg 495w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.1-Add-Tens-Using-a-Number-Line-Apply-Grow-Practice-Question-4-300x85.jpg 300w\" sizes=\"(max-width: 495px) 100vw, 495px\" \/><br \/>\nExplanation :<br \/>\nThe open number line start at 60 and 30 is same as 3 tens So, count on 3 tens .Then the linking jumps move to right from 60 to 90. It ends at 90 showing the sum .<br \/>\nSo ,\u00a0 60 + 30 = 90<\/p>\n<p>Question 5.<br \/>\n51 + 20 = ___<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17565\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-12.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 12\" width=\"533\" height=\"49\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-12.png 533w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-12-300x28.png 300w\" sizes=\"(max-width: 533px) 100vw, 533px\" \/><br \/>\nAnswer :<br \/>\n51 + 20 = 71<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-43778\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.1-Add-Tens-Using-a-Number-Line-Apply-Grow-Practice-Question-5.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.1-Add-Tens-Using-a-Number-Line-Apply-Grow-Practice-Question-5\" width=\"495\" height=\"173\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.1-Add-Tens-Using-a-Number-Line-Apply-Grow-Practice-Question-5.jpg 495w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.1-Add-Tens-Using-a-Number-Line-Apply-Grow-Practice-Question-5-300x105.jpg 300w\" sizes=\"(max-width: 495px) 100vw, 495px\" \/><br \/>\nExplanation :<br \/>\nThe open number line start at 51 and 20 is same as 2 tens So, count on 2 tens .Then the linking jumps move to right from 51 to 20. It ends at 20 showing the sum .<br \/>\nSo , 51 + 20 = 71<\/p>\n<p>Question 6.<br \/>\n49 + 50 = ___<br \/>\nAnswer :<br \/>\n49 + 50 = 99<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-43777\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.1-Add-Tens-Using-a-Number-Line-Apply-Grow-Practice-Question-6.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.1-Add-Tens-Using-a-Number-Line-Apply-Grow-Practice-Question-6\" width=\"515\" height=\"141\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.1-Add-Tens-Using-a-Number-Line-Apply-Grow-Practice-Question-6.jpg 515w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.1-Add-Tens-Using-a-Number-Line-Apply-Grow-Practice-Question-6-300x82.jpg 300w\" sizes=\"(max-width: 515px) 100vw, 515px\" \/><br \/>\nExplanation :<br \/>\nThe open number line start at 49 and 50 is same as 5 tens So, count on 5 tens .Then the linking jumps move to right from 49 to 50. It ends at 99 showing the sum .<br \/>\nSo , 49 + 50 = 99<\/p>\n<p>Question 7.<br \/>\n<strong>YOU BE THE TEACHER<\/strong><br \/>\nYour friend used an open number line to solve 40 + 20. Is your friend correct? Explain.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17566\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-13.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 13\" width=\"543\" height=\"236\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-13.png 543w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-13-300x130.png 300w\" sizes=\"(max-width: 543px) 100vw, 543px\" \/><br \/>\nAnswer :<br \/>\nYes, he is correct.<br \/>\n40 + 20 = 60<br \/>\nExplanation :<br \/>\nThe open number line start at 40 and 20 is same as 2 tens So, count on 2 tens .Then the linking jumps move to right from 40 to 60. It ends at 60 showing the sum .<br \/>\nSo , 40 + 20 = 60<\/p>\n<p><strong>Think and Grow: Modeling Real Life<\/strong><\/p>\n<p>You have 66 berries and pick 30 more. Your friend picks 90 berries. Who has more berries?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17567\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-14.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 14\" width=\"152\" height=\"128\" \/><br \/>\nAddition equation:<br \/>\nModel:<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17568\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-15.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 15\" width=\"557\" height=\"174\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-15.png 557w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-15-300x94.png 300w\" sizes=\"(max-width: 557px) 100vw, 557px\" \/><br \/>\nAnswer :<br \/>\nNumber of berries with me = 66<br \/>\nNumber of berries picked by me = 30<br \/>\nTotal Number of berries with me = 66 + 30 = 96<br \/>\nNumber of berries with my friend = 90<br \/>\nI have more berries than my friend .<br \/>\n96 &gt; 90 .<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-43779\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.1-Add-Tens-Using-a-Number-Line-Think-Grow-Modeling-Real-Life.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.1-Add-Tens-Using-a-Number-Line-Think-Grow-Modeling-Real-Life\" width=\"526\" height=\"311\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.1-Add-Tens-Using-a-Number-Line-Think-Grow-Modeling-Real-Life.jpg 526w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.1-Add-Tens-Using-a-Number-Line-Think-Grow-Modeling-Real-Life-300x177.jpg 300w\" sizes=\"(max-width: 526px) 100vw, 526px\" \/><\/p>\n<p><strong>Show and Grow<\/strong><\/p>\n<p>Question 8.<br \/>\nYou have 34 feathers and collect 50 more. Your friend has 85 feathers. Who has more feathers?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17569\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-16.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 16\" width=\"448\" height=\"167\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-16.png 448w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-16-300x112.png 300w\" sizes=\"(max-width: 448px) 100vw, 448px\" \/><br \/>\nAnswer :<br \/>\nNumber of Feathers with me = 34<br \/>\nNumber of features collected by me = 50<br \/>\nTotal Number of features with me = 34 + 50 = 84<br \/>\nNumber of features with my friend\u00a0 = 85<br \/>\n84 &lt; 85<br \/>\nMy friend is having more features than me<\/p>\n<p>Question 9.<br \/>\n<strong>DIG DEEPER!<\/strong><br \/>\nYou have 49 stickers. Your friend gives you some more. Now you have 79. How many stickers did your friend give you?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17570\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-17.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 17\" width=\"190\" height=\"60\" \/><br \/>\nAnswer :<br \/>\nNumber of stickers with me = 49<br \/>\nTotal number of stickers with me now = 79<br \/>\nNumber of stickers given by friend to me = 79 &#8211; 49 = 30<br \/>\nTherefore, Number of stickers given by friend to me = 30<\/p>\n<h3><a id=\"Add_Tens_Using_a_Number_Line_Homework_&amp;_Practice_3.1\"><\/a>Add Tens Using a Number Line Homework &amp; Practice 3.1<\/h3>\n<p>Question 1.<br \/>\n40 + 40 = ___<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17571\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-18.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 18\" width=\"540\" height=\"68\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-18.png 540w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-18-300x38.png 300w\" sizes=\"(max-width: 540px) 100vw, 540px\" \/><br \/>\nAnswer :<br \/>\n40 + 40 = 80<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-43780\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Using-Number-Line-Homework-Practice-3.1-Question-1.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Using-Number-Line-Homework-Practice-3.1-Question-1\" width=\"540\" height=\"153\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Using-Number-Line-Homework-Practice-3.1-Question-1.jpg 540w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Using-Number-Line-Homework-Practice-3.1-Question-1-300x85.jpg 300w\" sizes=\"(max-width: 540px) 100vw, 540px\" \/><br \/>\nExplanation :<br \/>\nThe open number line start at 40 and 40 is same as 4 tens So, count on 4 tens .Then the linking jumps move to right from 40 to 80. It ends at 80 showing the sum .<br \/>\nSo , 40 + 40 = 80<\/p>\n<p>Question 2.<br \/>\n65 + 20 = ___<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17572\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-19.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 19\" width=\"519\" height=\"48\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-19.png 519w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-19-300x28.png 300w\" sizes=\"(max-width: 519px) 100vw, 519px\" \/><br \/>\nAnswer:<br \/>\n65 + 20 = 85<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-43781\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Using-Number-Line-Homework-Practice-3.1-Question-2.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Using-Number-Line-Homework-Practice-3.1-Question-2\" width=\"516\" height=\"162\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Using-Number-Line-Homework-Practice-3.1-Question-2.jpg 516w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Using-Number-Line-Homework-Practice-3.1-Question-2-300x94.jpg 300w\" sizes=\"(max-width: 516px) 100vw, 516px\" \/><br \/>\nExplanation :<br \/>\nThe open number line start at 65 and 20 is same as 2 tens So, count on 2 tens .Then the linking jumps move to right from 65 to 20. It ends at 20 showing the sum .<br \/>\nSo , 65 + 20 = 85<\/p>\n<p>Question 3.<br \/>\n14 + 60 = ___<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17573\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-20.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 20\" width=\"541\" height=\"56\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-20.png 541w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-20-300x31.png 300w\" sizes=\"(max-width: 541px) 100vw, 541px\" \/><br \/>\nAnswer :<br \/>\n14 + 60 =74<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-43782\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Using-Number-Line-Homework-Practice-3.1-Question-3.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Using-Number-Line-Homework-Practice-3.1-Question-3\" width=\"501\" height=\"119\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Using-Number-Line-Homework-Practice-3.1-Question-3.jpg 501w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Using-Number-Line-Homework-Practice-3.1-Question-3-300x71.jpg 300w\" sizes=\"(max-width: 501px) 100vw, 501px\" \/><br \/>\nExplanation :<br \/>\nThe open number line start at 14 and 60 is same as 6 tens So, count on 6 tens .Then the linking jumps move to right from 14 to 74. It ends at 74 showing the sum .<br \/>\nSo , 14 + 60 = 74<\/p>\n<p>Question 4.<br \/>\n<strong>Number Sense<\/strong><br \/>\nWrite an equation that matches the number line.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17574\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-21.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 21\" width=\"419\" height=\"179\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-21.png 419w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-21-300x128.png 300w\" sizes=\"(max-width: 419px) 100vw, 419px\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-43783\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Using-Number-Line-Homework-Practice-3.1-Question-4.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Using-Number-Line-Homework-Practice-3.1-Question-4\" width=\"501\" height=\"179\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Using-Number-Line-Homework-Practice-3.1-Question-4.jpg 501w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Using-Number-Line-Homework-Practice-3.1-Question-4-300x107.jpg 300w\" sizes=\"(max-width: 501px) 100vw, 501px\" \/><br \/>\nExplanation :<br \/>\nThe open number line start at 43 and 30 is same as 3 tens So, count on 3 tens .Then the linking jumps move to right from 43 to 30. It ends at 73 showing the sum .<br \/>\nSo , 43 + 30 = 73<\/p>\n<p>Question 5.<br \/>\n<strong>Modeling Real Life<\/strong><br \/>\nNewton has 31 stamps and buys 20 more. Descartes has 50 stamps. Who has more stamps?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17575\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-22.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 22\" width=\"348\" height=\"212\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-22.png 348w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-22-300x183.png 300w\" sizes=\"(max-width: 348px) 100vw, 348px\" \/><br \/>\nAnswer :<br \/>\nNumber of stamps with Newton = 31<br \/>\nNumber of stamps bought by newton = 20<br \/>\nTotal Number of stamps with newton = 31 + 20 = 51<br \/>\nNumber of stamps with Descartes = 50<br \/>\n51 &gt; 50<br \/>\nNewton have more stamps than Descartes .<\/p>\n<p>Question 6.<br \/>\n<strong>DIG DEEPER!<\/strong><br \/>\nYou have 64 rocks. Your friend gives you some more. Now you have 94 rocks. How many rocks did your friend give you?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17576\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-23.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 23\" width=\"187\" height=\"68\" \/><br \/>\nAnswer :<br \/>\nNumber of rocks with me = 64<br \/>\nNumber of rocks given by friend = x<br \/>\nTotal Number of rocks with me now = 94<br \/>\nNumber of rocks given by friend = 94 &#8211; 64 = 30<br \/>\nTherefore, Number of rocks given by friend = 30<\/p>\n<p><strong>Review &amp; Refresh<\/strong><\/p>\n<p>Question 7.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17577\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-24.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 24\" width=\"143\" height=\"86\" \/><br \/>\nAnswer :<br \/>\n15 is odd number<br \/>\nExplanation :<br \/>\nA\u00a0number\u00a0which is divisible by 2 and generates a remainder of 0 is called an\u00a0even number.<br \/>\nOdd numbers\u00a0are whole\u00a0numbers\u00a0that cannot be divided exactly into pairs.\u00a0Odd numbers, when divided by 2, leave a remainder of 1. 1, 3, 5, 7, 9, 11, 13, 15 \u2026 are sequential\u00a0odd numbers.\u00a0Odd numbers\u00a0have the digits 1, 3, 5, 7 or 9 in their ones place.<\/p>\n<p>Question 8.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17578\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-25.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 25\" width=\"139\" height=\"93\" \/><br \/>\nAnswer :<br \/>\n8 is a even number as it is exactly divisible by 2<br \/>\nExplanation :<br \/>\nA\u00a0number\u00a0which is divisible by 2 and generates a remainder of 0 is called an\u00a0even number.<br \/>\nOdd numbers\u00a0are whole\u00a0numbers\u00a0that cannot be divided exactly into pairs.\u00a0Odd numbers, when divided by 2, leave a remainder of 1. 1, 3, 5, 7, 9, 11, 13, 15 \u2026 are sequential\u00a0odd numbers.\u00a0Odd numbers\u00a0have the digits 1, 3, 5, 7 or 9 in their ones place.<\/p>\n<p>Question 9.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17579\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-26.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 26\" width=\"147\" height=\"87\" \/><br \/>\nAnswer :<br \/>\n12 is even number as it is exactly divisible by 2<br \/>\nExplanation :<br \/>\nA\u00a0number\u00a0which is divisible by 2 and generates a remainder of 0 is called an\u00a0even number.<br \/>\nOdd numbers\u00a0are whole\u00a0numbers\u00a0that cannot be divided exactly into pairs.\u00a0Odd numbers, when divided by 2, leave a remainder of 1. 1, 3, 5, 7, 9, 11, 13, 15 \u2026 are sequential\u00a0odd numbers.\u00a0Odd numbers\u00a0have the digits 1, 3, 5, 7 or 9 in their ones place.<\/p>\n<h3><a id=\"Lesson_3.2_Add_Tens_and_Ones_Using_a_Number_Line\"><\/a>Lesson 3.2 Add Tens and Ones Using a Number Line<\/h3>\n<p>Color and show how you can use the hundred chart to solve.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17580\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-27.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 27\" width=\"539\" height=\"575\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-27.png 539w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-27-281x300.png 281w\" sizes=\"(max-width: 539px) 100vw, 539px\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-43784\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.2-Add-Tens-and-Ones-Using-a-Number-Line.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.2-Add-Tens-and-Ones-Using-a-Number-Line\" width=\"505\" height=\"394\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.2-Add-Tens-and-Ones-Using-a-Number-Line.jpg 505w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.2-Add-Tens-and-Ones-Using-a-Number-Line-300x234.jpg 300w\" sizes=\"(max-width: 505px) 100vw, 505px\" \/><\/p>\n<p><strong>Show and Grow<\/strong><\/p>\n<p>Question 1.<br \/>\n69 + 12 = ___<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17581\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-28.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 28\" width=\"529\" height=\"64\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-28.png 529w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-28-300x36.png 300w\" sizes=\"(max-width: 529px) 100vw, 529px\" \/><br \/>\nAnswer :<br \/>\n69 + 12 = 81<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-43785\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.2-Add-Tens-and-Ones-Using-a-Number-Line-Show-Grow-Question-1.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.2-Add-Tens-and-Ones-Using-a-Number-Line-Show-Grow-Question-1\" width=\"508\" height=\"137\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.2-Add-Tens-and-Ones-Using-a-Number-Line-Show-Grow-Question-1.jpg 508w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.2-Add-Tens-and-Ones-Using-a-Number-Line-Show-Grow-Question-1-300x81.jpg 300w\" sizes=\"(max-width: 508px) 100vw, 508px\" \/><br \/>\nExplanation :<br \/>\nThe open number line start at 69 and 12 is same as 1 tens and 2 ones So, count on 1 tens and 2 ones.Then the linking jumps move to right from 69 to 81. It ends at 81 showing the sum .<br \/>\nSo , 69 + 12 = 81<\/p>\n<p>Question 2.<br \/>\n55 + 34 = ___<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17582\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-29.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 29\" width=\"525\" height=\"51\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-29.png 525w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-29-300x29.png 300w\" sizes=\"(max-width: 525px) 100vw, 525px\" \/><br \/>\nAnswer :<br \/>\n55 + 34 = 89<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-43786\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.2-Add-Tens-and-Ones-Using-a-Number-Line-Show-Grow-Question-2.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.2-Add-Tens-and-Ones-Using-a-Number-Line-Show-Grow-Question-2\" width=\"555\" height=\"148\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.2-Add-Tens-and-Ones-Using-a-Number-Line-Show-Grow-Question-2.jpg 555w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.2-Add-Tens-and-Ones-Using-a-Number-Line-Show-Grow-Question-2-300x80.jpg 300w\" sizes=\"(max-width: 555px) 100vw, 555px\" \/><br \/>\nExplanation :<br \/>\nThe open number line start at 55 and 34 is same as 3 tens and 4 ones So, count on 3 tens and 4 ones.Then the linking jumps move to right from 55 to 89. It ends at 89 showing the sum .<br \/>\nSo , 55 + 34 = 89<\/p>\n<p><strong>Apply and Grow: Practice<\/strong><\/p>\n<p>Question 3.<br \/>\n15 + 32 = __<\/p>\n<p><img loading=\"lazy\" class=\"alignnone size-full wp-image-17583\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-30.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 30\" width=\"308\" height=\"57\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-30.png 308w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-30-300x56.png 300w\" sizes=\"(max-width: 308px) 100vw, 308px\" \/><br \/>\nAnswer:<br \/>\n15 + 32 = 47<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-43789\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.2-Add-Tens-and-Ones-Using-a-Number-Line-Apply-and-Grow-Practice-Question-3.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.2-Add-Tens-and-Ones-Using-a-Number-Line-Apply-and-Grow-Practice-Question-3\" width=\"552\" height=\"173\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.2-Add-Tens-and-Ones-Using-a-Number-Line-Apply-and-Grow-Practice-Question-3.jpg 552w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.2-Add-Tens-and-Ones-Using-a-Number-Line-Apply-and-Grow-Practice-Question-3-300x94.jpg 300w\" sizes=\"(max-width: 552px) 100vw, 552px\" \/><br \/>\nExplanation :<br \/>\nThe open number line start at 15 and 32 is same as 3 tens and 2 ones So, count on 3 tens and 2 ones.Then the linking jumps move to right from 15 to 32. It ends at 47 showing the sum .<br \/>\nSo , 15 + 32 = 47<\/p>\n<p>Question 4.<br \/>\n52 + 26 = ___<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17584\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-31.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 31\" width=\"300\" height=\"63\" \/><br \/>\nAnswer :<br \/>\n52 + 26 = 78<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-43791\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.2-Add-Tens-and-Ones-Using-a-Number-Line-Apply-and-Grow-Practice-Question-4.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.2-Add-Tens-and-Ones-Using-a-Number-Line-Apply-and-Grow-Practice-Question-4\" width=\"514\" height=\"157\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.2-Add-Tens-and-Ones-Using-a-Number-Line-Apply-and-Grow-Practice-Question-4.jpg 514w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.2-Add-Tens-and-Ones-Using-a-Number-Line-Apply-and-Grow-Practice-Question-4-300x92.jpg 300w\" sizes=\"(max-width: 514px) 100vw, 514px\" \/><br \/>\nExplanation :<br \/>\nThe open number line start at 5 and 26 is same as 2 tens and 6 ones So, count on 2 tens and 6 ones. Then the linking jumps move to right from 52 to 26. It ends at 78 showing the sum .<br \/>\nSo , 52 + 26 = 78<\/p>\n<p>Question 5.<br \/>\n38 + 41 = ___<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17585\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-32.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 32\" width=\"300\" height=\"46\" \/><br \/>\nAnswer :<br \/>\n38 + 41 = 79<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-43790\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.2-Add-Tens-and-Ones-Using-a-Number-Line-Apply-and-Grow-Practice-Question-5.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.2-Add-Tens-and-Ones-Using-a-Number-Line-Apply-and-Grow-Practice-Question-5\" width=\"534\" height=\"150\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.2-Add-Tens-and-Ones-Using-a-Number-Line-Apply-and-Grow-Practice-Question-5.jpg 534w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.2-Add-Tens-and-Ones-Using-a-Number-Line-Apply-and-Grow-Practice-Question-5-300x84.jpg 300w\" sizes=\"(max-width: 534px) 100vw, 534px\" \/><br \/>\nExplanation :<br \/>\nThe open number line start at 38 and 41 is same as 4 tens and 1 ones So, count on 4 tens and 1 ones.Then the linking jumps move to right from 38 to 41. It ends at 79 showing the sum .<br \/>\nSo , 38 + 41 =79<\/p>\n<p>Question 6.<br \/>\n65 + 33 = ___<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17586\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-33.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 33\" width=\"304\" height=\"51\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-33.png 304w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-33-300x50.png 300w\" sizes=\"(max-width: 304px) 100vw, 304px\" \/><br \/>\nAnswer :<br \/>\n65 + 33 = 98<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-43787\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.2-Add-Tens-and-Ones-Using-a-Number-Line-Apply-and-Grow-Practice-Question-6.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.2-Add-Tens-and-Ones-Using-a-Number-Line-Apply-and-Grow-Practice-Question-6\" width=\"543\" height=\"183\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.2-Add-Tens-and-Ones-Using-a-Number-Line-Apply-and-Grow-Practice-Question-6.jpg 543w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.2-Add-Tens-and-Ones-Using-a-Number-Line-Apply-and-Grow-Practice-Question-6-300x101.jpg 300w\" sizes=\"(max-width: 543px) 100vw, 543px\" \/><br \/>\nExplanation :<br \/>\nThe open number line start at 65 and 33 is same as 3 tens and 3 ones So, count on 3 tens and 3 ones.Then the linking jumps move to right from 65 to 33. It ends at 98 showing the sum .<br \/>\nSo , 65 + 33 = 98<\/p>\n<p>Question 7.<br \/>\n<strong>Reasoning<\/strong><br \/>\nComplete the number line and the equation.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17587\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-34.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 34\" width=\"426\" height=\"231\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-34.png 426w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-34-300x163.png 300w\" sizes=\"(max-width: 426px) 100vw, 426px\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-43792\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.2-Add-Tens-and-Ones-Using-a-Number-Line-Question-7.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.2-Add-Tens-and-Ones-Using-a-Number-Line-Question-7\" width=\"534\" height=\"231\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.2-Add-Tens-and-Ones-Using-a-Number-Line-Question-7.jpg 534w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.2-Add-Tens-and-Ones-Using-a-Number-Line-Question-7-300x130.jpg 300w\" sizes=\"(max-width: 534px) 100vw, 534px\" \/><br \/>\nExplanation:<br \/>\nThe open number line start at 46 . we have 2 tens and ___ ones. we have find the number of ones in the above figure. after adding two tens to the 46 we get 66 . if we add 4 to 66 only then the sum becomes 70. so the number ones are 4 .<br \/>\nThen the linking jumps move to right from 46 to 70. It ends at 70 showing the sum .<br \/>\nSo , 46 + 24 = 70<\/p>\n<p>Question 8.<br \/>\nThere are 31 tadpoles. Then 19 more join them. How many tadpoles are there now?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17588\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-35.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 35\" width=\"204\" height=\"55\" \/><br \/>\nAnswer :<br \/>\nNumber of tadpoles = 31<br \/>\nNumber of tadpoles joined = 19<br \/>\nTotal Number of tadpoles now = 31 + 19 = 50<br \/>\nTherefore, Total Number of tadpoles now = 50 .<\/p>\n<p><strong>Think and Grow: Modeling Real Life<\/strong><\/p>\n<p>Your class plants 21 trees. Your friend\u2019s class plants 39. How many more trees does your friend\u2019s class plant than your class?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17590\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-36.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 36\" width=\"205\" height=\"220\" \/><br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17589\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-36.1.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 36.1\" width=\"543\" height=\"95\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-36.1.png 543w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-36.1-300x52.png 300w\" sizes=\"(max-width: 543px) 100vw, 543px\" \/><br \/>\nAnswer :<br \/>\nNumber of plants planted by my class = 21<br \/>\nNumber of plants planted my friend&#8217;s class = 39<br \/>\nNumber of more trees does my friend\u2019s class plant than my class = 39 &#8211; 21 = 18<\/p>\n<p><strong>Show and Grow<\/strong><\/p>\n<p>Question 9.<br \/>\nYour friend pops 76 bubbles on a piece of bubble wrap. You pop 88. How many more bubbles do you pop than your friend?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17591\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-37.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 37\" width=\"170\" height=\"187\" \/><br \/>\nAnswer :<br \/>\nNumber of bubbles popped by my friend = 76<br \/>\nNumber of bubbles popped by me = 88<br \/>\nNumber of more bubbles popped by me than my friend = 88 &#8211; 76 = 12<br \/>\nTherefore, Number of more bubbles popped by me than my friend = 12<\/p>\n<p>Question 10.<br \/>\n<strong>DIG DEEPER!<\/strong><br \/>\nYou have 45 bouncy balls. You \ufb01nd some more. Now you have 91. How many bouncy balls did you \ufb01nd?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17592\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-38.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 38\" width=\"223\" height=\"46\" \/><br \/>\nAnswer :<br \/>\nNumber of bouncy balls with me = 45<br \/>\nTotal Number of bouncy balls with me now = 91<br \/>\nNumber of bouncy balls found by me = 91 &#8211; 45 = 46<br \/>\nTherefore Number of bouncy balls found by me =\u00a0 46<\/p>\n<h3><a id=\"Add_Tens_and_Ones_Using_a_Number_Line_Homework_&amp;_Practice_3.2\"><\/a>Add Tens and Ones Using a Number Line Homework &amp; Practice 3.2<\/h3>\n<p>Question 1.<br \/>\n64 + 31 = ___<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17593\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-39.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 39\" width=\"316\" height=\"66\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-39.png 316w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-39-300x63.png 300w\" sizes=\"(max-width: 316px) 100vw, 316px\" \/><br \/>\nAnswer :<br \/>\n64 + 31 = 95<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-47085\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Ones-Using-Number-Line-Homework-Practice-3.2-Question-1.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Ones-Using-Number-Line-Homework-Practice-3.2-Question-1\" width=\"489\" height=\"163\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Ones-Using-Number-Line-Homework-Practice-3.2-Question-1.jpg 489w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Ones-Using-Number-Line-Homework-Practice-3.2-Question-1-300x100.jpg 300w\" sizes=\"(max-width: 489px) 100vw, 489px\" \/><br \/>\nExplanation :<br \/>\nThe open number line start at 64 and 31 is same as 3 tens and 1 ones So, count on 3 tens and 1 ones .Then the linking jumps move to right from 64 to 95. It ends at 95 showing the sum .<br \/>\nSo , 64 + 31 = 95<\/p>\n<p>Question 2.<br \/>\n29 + 56 = ___<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17594\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-40.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 40\" width=\"308\" height=\"61\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-40.png 308w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-40-300x59.png 300w\" sizes=\"(max-width: 308px) 100vw, 308px\" \/><br \/>\nAnswer :<br \/>\n29 + 56 = 85<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-47086\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Ones-Using-Number-Line-Homework-Practice-3.2-Question-2.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Ones-Using-Number-Line-Homework-Practice-3.2-Question-2\" width=\"569\" height=\"154\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Ones-Using-Number-Line-Homework-Practice-3.2-Question-2.jpg 569w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Ones-Using-Number-Line-Homework-Practice-3.2-Question-2-300x81.jpg 300w\" sizes=\"(max-width: 569px) 100vw, 569px\" \/><br \/>\nExplanation :<br \/>\nThe open number line start at 29 and 56 is same as 5 tens and 6 ones So, count on 5 tens and 6 Ones.Then the linking jumps move to right from 29 to 85. It ends at 85 showing the sum .<br \/>\nSo , 29 + 56 = 85<\/p>\n<p>Question 3.<br \/>\n18 + 62 = ___<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17595\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-41.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 41\" width=\"307\" height=\"55\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-41.png 307w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-41-300x54.png 300w\" sizes=\"(max-width: 307px) 100vw, 307px\" \/><br \/>\nAnswer :<br \/>\n18 + 62 = 80<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-47087\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Ones-Using-Number-Line-Homework-Practice-3.2-Question-3.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Ones-Using-Number-Line-Homework-Practice-3.2-Question-3\" width=\"515\" height=\"164\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Ones-Using-Number-Line-Homework-Practice-3.2-Question-3.jpg 515w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Ones-Using-Number-Line-Homework-Practice-3.2-Question-3-300x96.jpg 300w\" sizes=\"(max-width: 515px) 100vw, 515px\" \/><br \/>\nExplanation :<br \/>\nThe open number line start at 18 and 62 is same as 6 tens and 8 ones So, count on 6 tens and 8 ones.Then the linking jumps move to right from 18 to 80. It ends at 80 showing the sum .<br \/>\nSo , 18 + 62 = 80<\/p>\n<p>Question 4.<br \/>\n72 + 11 = ___<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17596\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-42.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 42\" width=\"300\" height=\"50\" \/><br \/>\nAnswer :<br \/>\n72 + 11 = 83<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-47088\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Ones-Using-Number-Line-Homework-Practice-3.2-Question-4.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Ones-Using-Number-Line-Homework-Practice-3.2-Question-4\" width=\"528\" height=\"141\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Ones-Using-Number-Line-Homework-Practice-3.2-Question-4.jpg 528w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Ones-Using-Number-Line-Homework-Practice-3.2-Question-4-300x80.jpg 300w\" sizes=\"(max-width: 528px) 100vw, 528px\" \/><br \/>\nExplanation :<br \/>\nThe open number line start at 72 and 11 is same as 1 tens and 1ones So, count on 1 tens and 1 ones.Then the linking jumps move to right from 72 to 83. It ends at 83 showing the sum .<br \/>\nSo , 72 + 11 = 83<\/p>\n<p>Question 5.<br \/>\n53 + 27 = ___<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17597\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-43.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 43\" width=\"309\" height=\"59\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-43.png 309w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-43-300x57.png 300w\" sizes=\"(max-width: 309px) 100vw, 309px\" \/><br \/>\nAnswer :<br \/>\n53 + 27 = 80<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-47089\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Ones-Using-Number-Line-Homework-Practice-3.2-Question-5.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Ones-Using-Number-Line-Homework-Practice-3.2-Question-5\" width=\"456\" height=\"218\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Ones-Using-Number-Line-Homework-Practice-3.2-Question-5.jpg 456w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Ones-Using-Number-Line-Homework-Practice-3.2-Question-5-300x143.jpg 300w\" sizes=\"(max-width: 456px) 100vw, 456px\" \/><br \/>\nExplanation :<br \/>\nThe open number line start at 53 and 27 is same as 2 tens and 7 Ones So, count on 2 tens and 7 Ones. Then the linking jumps move to right from 53 to 80. It ends at 80 showing the sum .<br \/>\nSo , 53 + 27 = 80<\/p>\n<p>Question 6.<br \/>\n46 + 32 = ___<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17598\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-44.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 44\" width=\"306\" height=\"55\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-44.png 306w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-44-300x54.png 300w\" sizes=\"(max-width: 306px) 100vw, 306px\" \/><br \/>\nAnswer :<br \/>\n46 + 32 = 78<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-47090\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Ones-Using-Number-Line-Homework-Practice-3.2-Question-6.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Ones-Using-Number-Line-Homework-Practice-3.2-Question-6\" width=\"481\" height=\"142\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Ones-Using-Number-Line-Homework-Practice-3.2-Question-6.jpg 481w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Ones-Using-Number-Line-Homework-Practice-3.2-Question-6-300x89.jpg 300w\" sizes=\"(max-width: 481px) 100vw, 481px\" \/><br \/>\nExplanation :<br \/>\nThe open number line start at 46 and 32 is same as 3 tens and 2 Ones So, count on 3 tens and 2 Ones. Then the linking jumps move to right from 46 to 78. It ends at 78 showing the sum .<br \/>\nSo , 46 + 32 = 78<\/p>\n<p>Question 7.<br \/>\n<strong>Structure<\/strong><br \/>\nShow 27 + 43 two ways.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17599\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-45.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 45\" width=\"537\" height=\"154\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-45.png 537w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-45-300x86.png 300w\" sizes=\"(max-width: 537px) 100vw, 537px\" \/><\/p>\n<p>Answer :<br \/>\n27 + 43 = 70<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-47092\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Ones-Using-Number-Line-Homework-Practice-3.2-Question-7-2.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Ones-Using-Number-Line-Homework-Practice-3.2-Question-7-2\" width=\"560\" height=\"138\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Ones-Using-Number-Line-Homework-Practice-3.2-Question-7-2.jpg 560w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Ones-Using-Number-Line-Homework-Practice-3.2-Question-7-2-300x74.jpg 300w\" sizes=\"(max-width: 560px) 100vw, 560px\" \/><br \/>\n43 + 27 = 70<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-47091\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Ones-Using-Number-Line-Homework-Practice-3.2-Question-7.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Ones-Using-Number-Line-Homework-Practice-3.2-Question-7\" width=\"520\" height=\"148\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Ones-Using-Number-Line-Homework-Practice-3.2-Question-7.jpg 520w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Ones-Using-Number-Line-Homework-Practice-3.2-Question-7-300x85.jpg 300w\" sizes=\"(max-width: 520px) 100vw, 520px\" \/><br \/>\nExplanation :<br \/>\nThe open number line start at 27 and 43 is same as 4 tens and 3 Ones So, count on 4 tens and 3 Ones .Then the linking jumps move to right from 27 to 70. It ends at 70 showing the sum .<br \/>\nSo , 27 + 43 = 70<br \/>\nThe open number line start at 43 and 27 is same as 2 tens and 7 Ones So, count on 2 tens and 7 Ones .Then the linking jumps move to right from 43 to 70. It ends at 70 showing the sum .<br \/>\nSo , 43+ 27 = 70<\/p>\n<p>Question 8.<br \/>\n<strong>Modeling Real Life<\/strong><br \/>\nYou bake 36 muf\ufb01ns on Friday. You bake 24 on Saturday. How many more muf\ufb01ns do you bake on Friday?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17601\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-46.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 46\" width=\"182\" height=\"153\" \/><br \/>\nAnswer :<br \/>\nNumber of muffins baked on Friday = 36<br \/>\nNumber of muffins baked on Saturday = 24<br \/>\nNumber of muffins baked more on Friday than Saturday = 36 &#8211; 24 = 12<br \/>\nTherefore, 12 more muf\ufb01ns are baked on Friday<\/p>\n<p>Question 9.<br \/>\n<strong>DIG DEEPER!<\/strong><br \/>\nNewton has 61 bugs. Then he \ufb01nds some more. Now he has 78. How many bugs did Newton \ufb01nd?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17600\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-46.1.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 46.1\" width=\"146\" height=\"54\" \/><\/p>\n<p>Answer :<br \/>\nNumber of bugs with Newton = 61<br \/>\nTotal Number of bugs with newton now = 78<br \/>\nNumber of bugs found by Newton = 78 -61 = 17<\/p>\n<p><strong>Review &amp; Refresh<\/strong><\/p>\n<p>Question 10.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17602\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-47.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 47\" width=\"277\" height=\"229\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45510\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Ones-Using-Number-Line-Homework-Practice-3.2-Question-10.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Ones-Using-Number-Line-Homework-Practice-3.2-Question-10\" width=\"286\" height=\"234\" \/><br \/>\nExplanation:<br \/>\nFrom the above picture we notice, 3 stack of ten cubes and 5 cubes so the Numbers have two digits. &#8230; The left\u00a0digit\u00a0is the\u00a0tens&#8217;\u00a0place. It tells\u00a0you that there are 3 tens. The last or right\u00a0digit\u00a0is the\u00a0ones&#8217;\u00a0place which is 5. So,<br \/>\nNumber is 35<\/p>\n<p>Question 11.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17603\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-48.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 48\" width=\"274\" height=\"229\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45515\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Ones-Using-Number-Line-Homework-Practice-3.2-Question-11.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Add-Tens-Ones-Using-Number-Line-Homework-Practice-3.2-Question-11\" width=\"286\" height=\"234\" \/><br \/>\nExplanation:<br \/>\nFrom the above picture we notice, 6 stack of ten cubes and 1 cube .the Numbers have two digits. &#8230; The left digit is the tens&#8217; place. It tells you that there are 6 tens. The last or right digit is the ones&#8217; place which is 1. So,<br \/>\nNumber is 61<\/p>\n<h3><a id=\"Lesson_3.3_Use_Place_Value_to_Add\"><\/a>Lesson 3.3 Use Place Value to Add<\/h3>\n<p><strong>Explore and Grow<\/strong><\/p>\n<p>How can you use a model to solve?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17604\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-49.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 49\" width=\"337\" height=\"160\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-49.png 337w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-49-300x142.png 300w\" sizes=\"(max-width: 337px) 100vw, 337px\" \/><img loading=\"lazy\" class=\"alignnone size-full wp-image-17605\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-50.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 50\" width=\"472\" height=\"418\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-50.png 472w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-50-300x266.png 300w\" sizes=\"(max-width: 472px) 100vw, 472px\" \/><br \/>\nAnswer :<br \/>\n37 + 15 = 52<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45518\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.3-Use-Place-Value-to-Add-Explore-Grow.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.3-Use-Place-Value-to-Add-Explore-Grow\" width=\"484\" height=\"533\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.3-Use-Place-Value-to-Add-Explore-Grow.jpg 484w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.3-Use-Place-Value-to-Add-Explore-Grow-272x300.jpg 272w\" sizes=\"(max-width: 484px) 100vw, 484px\" \/><br \/>\nExplanation :<br \/>\nWe use place value and break the addends into tens and ones. Then add the 10 tens values and ones values . Write the number formed . So, the number is\u00a0 52<\/p>\n<p><strong>Show and Grow<\/strong><\/p>\n<p>Use place value to break apart the addends. Then find the sum.<\/p>\n<p>Question 1.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17644\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-51.png\" alt=\"Big Ideas Math Answers 2nd Grade Chapter 3 Addition to 100 Strategies 51\" width=\"272\" height=\"190\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45520\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.3-Use-Place-Value-to-Add-Show-Grow-Question-1.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.3-Use-Place-Value-to-Add-Show-Grow-Question-1\" width=\"276\" height=\"206\" \/><br \/>\nExplanation :<br \/>\nWe use place value and break the addends into tens and ones. Then add the tens values and ones values .Write the number formed . So, the number is\u00a0 52<\/p>\n<p>Question 2.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17645\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-52.png\" alt=\"Big Ideas Math Answers 2nd Grade Chapter 3 Addition to 100 Strategies 52\" width=\"268\" height=\"186\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45521\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.3-Use-Place-Value-to-Add-Show-Grow-Question-2-1.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.3-Use-Place-Value-to-Add-Show-Grow-Question-2\" width=\"276\" height=\"206\" \/><br \/>\nExplanation :<br \/>\nWe use place value and break the addends into tens and ones. Then add the tens values and ones values .Write the number formed . So, the number is\u00a0 87<\/p>\n<p>Question 3.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17646\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-53.png\" alt=\"Big Ideas Math Answers 2nd Grade Chapter 3 Addition to 100 Strategies 53\" width=\"266\" height=\"192\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45523\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.3-Use-Place-Value-to-Add-Show-Grow-Question-3.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.3-Use-Place-Value-to-Add-Show-Grow-Question-3\" width=\"276\" height=\"206\" \/><br \/>\nExplanation :<br \/>\nWe use place value and break the addends into tens and ones. Then add the tens values and ones values .Write the number formed . So, the number is\u00a0 64<\/p>\n<p>Question 4.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17647\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-54.png\" alt=\"Big Ideas Math Answers 2nd Grade Chapter 3 Addition to 100 Strategies 54\" width=\"271\" height=\"192\" \/><br \/>\nAnswer :<\/p>\n<p><img loading=\"lazy\" class=\"alignnone size-full wp-image-45524\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.3-Use-Place-Value-to-Add-Show-Grow-Question-4.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.3-Use-Place-Value-to-Add-Show-Grow-Question-4\" width=\"276\" height=\"206\" \/><\/p>\n<p>Explanation :<br \/>\nWe use place value and break the addends into tens and ones. Then add the tens values and ones values .Write the number formed . So, the number is\u00a0 92<\/p>\n<p><strong>Apply and Grow: Practice<\/strong><\/p>\n<p>Use place value to break apart the addends. Then find the sum.<\/p>\n<p>Question 5.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17648\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-55.png\" alt=\"Big Ideas Math Answers 2nd Grade Chapter 3 Addition to 100 Strategies 55\" width=\"264\" height=\"190\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45525\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.3-Use-Place-Value-to-Add-Question-5.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.3-Use-Place-Value-to-Add-Question-5\" width=\"276\" height=\"206\" \/><br \/>\nExplanation :<br \/>\nWe use place value and break the addends into tens and ones. Then add the tens values and ones values .Write the number formed . So, the number is\u00a0 88<\/p>\n<p>Question 6.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17649\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-56.png\" alt=\"Big Ideas Math Answers 2nd Grade Chapter 3 Addition to 100 Strategies 56\" width=\"268\" height=\"193\" \/><\/p>\n<p>Answer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45526\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.3-Use-Place-Value-to-Add-Question-6.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.3-Use-Place-Value-to-Add-Question-6\" width=\"276\" height=\"206\" \/><br \/>\nExplanation :<br \/>\nWe use place value and break the addends into tens and ones. Then add the tens values and ones values .Write the number formed . So, the number is\u00a0 99<\/p>\n<p>Question 7.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17650\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-57.png\" alt=\"Big Ideas Math Answers 2nd Grade Chapter 3 Addition to 100 Strategies 57\" width=\"263\" height=\"191\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45528\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.3-Use-Place-Value-to-Add-Question-7.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.3-Use-Place-Value-to-Add-Question-7\" width=\"276\" height=\"206\" \/><br \/>\nExplanation :<br \/>\nWe use place value and break the addends into tens and ones. Then add the tens values and ones values .Write the number formed . So, the number is\u00a0 89<\/p>\n<p>Question 8.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17651\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-58.png\" alt=\"Big Ideas Math Answers 2nd Grade Chapter 3 Addition to 100 Strategies 58\" width=\"268\" height=\"188\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45529\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.3-Use-Place-Value-to-Add-Question-8.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.3-Use-Place-Value-to-Add-Question-8\" width=\"276\" height=\"206\" \/><br \/>\nExplanation :<br \/>\nWe use place value and break the addends into tens and ones. Then add the tens values and ones values .Write the number formed . So, the number is\u00a0 46<\/p>\n<p>Question 9.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17652\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-59.png\" alt=\"Big Ideas Math Answers 2nd Grade Chapter 3 Addition to 100 Strategies 59\" width=\"266\" height=\"187\" \/><\/p>\n<p>Answer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45530\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.3-Use-Place-Value-to-Add-Question-9.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.3-Use-Place-Value-to-Add-Question-9\" width=\"276\" height=\"206\" \/><br \/>\nExplanation :<br \/>\nWe use place value and break the addends into tens and ones. Then add the tens values and ones values .Write the number formed . So, the number is\u00a0 80<\/p>\n<p>Question 10.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17653\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-60.png\" alt=\"Big Ideas Math Answers 2nd Grade Chapter 3 Addition to 100 Strategies 60\" width=\"270\" height=\"194\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45531\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.3-Use-Place-Value-to-Add-Question-10.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.3-Use-Place-Value-to-Add-Question-10\" width=\"276\" height=\"206\" \/><br \/>\nExplanation :<br \/>\nWe use place value and break the addends into tens and ones. Then add the tens values and ones values .Write the number formed . So, the number is\u00a0 63<\/p>\n<p>Question 11.<br \/>\n<strong>Number Sense<\/strong><br \/>\nSolve. Think: Does the same number make both equations true?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17654\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-61.png\" alt=\"Big Ideas Math Answers 2nd Grade Chapter 3 Addition to 100 Strategies 61\" width=\"503\" height=\"45\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-61.png 503w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-61-300x27.png 300w\" sizes=\"(max-width: 503px) 100vw, 503px\" \/><br \/>\nAnswer :<br \/>\nNo, it requires different numbers<br \/>\n16 + __________ = 27<br \/>\n16 + 11 = 27<\/p>\n<p>____ + 27 = 48<br \/>\n21 + 27 = 48<\/p>\n<p><strong>Think and Grow: Modeling Real Life<\/strong><\/p>\n<p>You use 72 blocks to make a building. Your friend uses 14 more than you. How many blocks does your friend use?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17655\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-62.png\" alt=\"Big Ideas Math Answers 2nd Grade Chapter 3 Addition to 100 Strategies 62\" width=\"111\" height=\"164\" \/><br \/>\nAddition equation:<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17656\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-63.png\" alt=\"Big Ideas Math Answers 2nd Grade Chapter 3 Addition to 100 Strategies 63\" width=\"558\" height=\"220\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-63.png 558w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-63-300x118.png 300w\" sizes=\"(max-width: 558px) 100vw, 558px\" \/><br \/>\nAnswer :<br \/>\nNumber of blocks used by me = 72<br \/>\nNumber of blocks used by my friend = 72 + 14\u00a0 = 86<br \/>\nAddition Equation :<br \/>\n72 + 14 = 86<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45534\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.3-Use-Place-Value-to-Add-Think-Grow-Modeling-Real-Life.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.3-Use-Place-Value-to-Add-Think-Grow-Modeling-Real-Life\" width=\"558\" height=\"220\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.3-Use-Place-Value-to-Add-Think-Grow-Modeling-Real-Life.jpg 558w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.3-Use-Place-Value-to-Add-Think-Grow-Modeling-Real-Life-300x118.jpg 300w\" sizes=\"(max-width: 558px) 100vw, 558px\" \/><\/p>\n<p><strong>Show and Grow<\/strong><\/p>\n<p>Question 12.<br \/>\nYour friend has 57 beads. You have 21 more than your friend. How many beads do you have?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17657\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-64.png\" alt=\"Big Ideas Math Answers 2nd Grade Chapter 3 Addition to 100 Strategies 64\" width=\"169\" height=\"160\" \/><br \/>\nAnswer :<br \/>\nNumber of beads with my friend\u00a0 = 57<br \/>\nNumber of beads with me = 57 + 21<br \/>\nAddition equation :<br \/>\n57 + 21 = 78<br \/>\nExplanation :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45538\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.3-Use-Place-Value-to-Add-Show-Grow-Question-12-.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.3-Use-Place-Value-to-Add-Show-Grow-Question-12\" width=\"558\" height=\"220\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.3-Use-Place-Value-to-Add-Show-Grow-Question-12-.jpg 558w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.3-Use-Place-Value-to-Add-Show-Grow-Question-12--300x118.jpg 300w\" sizes=\"(max-width: 558px) 100vw, 558px\" \/><\/p>\n<p>Question 13.<br \/>\nYou have 68 grapes. 38 are red. The rest are green. How many grapes are green?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17658\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-65.png\" alt=\"Big Ideas Math Answers 2nd Grade Chapter 3 Addition to 100 Strategies 65\" width=\"228\" height=\"163\" \/><br \/>\nAnswer :<br \/>\nNumber of grapes with me = 68<br \/>\nNumber of red grapes = 38<br \/>\nNumber of green grapes = 68 &#8211; 38 = 40<br \/>\nTherefore, Number of green grapes = 40 .<\/p>\n<h3><a id=\"Use_Place_Value_to_Add_Homework_&amp;_practice_3.3\"><\/a>Use Place Value to Add Homework &amp; practice 3.3<\/h3>\n<p>Use place value to break apart the addends. Then find the sum.<\/p>\n<p>Question 1.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17659\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-66.png\" alt=\"Big Ideas Math Answers 2nd Grade Chapter 3 Addition to 100 Strategies 66\" width=\"275\" height=\"185\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45546\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Use-Place-Value-Add-Homework-practice-3.3-Question-1.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Use-Place-Value-Add-Homework-practice-3.3-Question-1\" width=\"276\" height=\"206\" \/><br \/>\nExplanation :<br \/>\nWe use place value and break the addends into tens and ones. Then add the tens values and ones values .Write the number formed . So, the number is\u00a0 92<\/p>\n<p>Question 2.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17660\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-67.png\" alt=\"Big Ideas Math Answers 2nd Grade Chapter 3 Addition to 100 Strategies 67\" width=\"277\" height=\"182\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45547\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Use-Place-Value-Add-Homework-practice-3.3-Question-2.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Use-Place-Value-Add-Homework-practice-3.3-Question-2\" width=\"277\" height=\"206\" \/><br \/>\nExplanation :<br \/>\nWe use place value and break the addends into tens and ones. Then add the tens values and ones values .Write the number formed . So, the number is\u00a0 88<\/p>\n<p>Question 3.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17661\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-68.png\" alt=\"Big Ideas Math Answers 2nd Grade Chapter 3 Addition to 100 Strategies 68\" width=\"268\" height=\"192\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45548\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Use-Place-Value-Add-Homework-practice-3.3-Question-3.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Use-Place-Value-Add-Homework-practice-3.3-Question-3\" width=\"276\" height=\"206\" \/><br \/>\nExplanation :<br \/>\nWe use place value and break the addends into tens and ones. Then add the tens values and ones values .Write the number formed . So, the number is\u00a0 100<\/p>\n<p>Question 4.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17663\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-69.png\" alt=\"Big Ideas Math Answers 2nd Grade Chapter 3 Addition to 100 Strategies 69\" width=\"271\" height=\"189\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45549\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Use-Place-Value-Add-Homework-practice-3.3-Question-4.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Use-Place-Value-Add-Homework-practice-3.3-Question-4\" width=\"276\" height=\"206\" \/><br \/>\nExplanation :<br \/>\nWe use place value and break the addends into tens and ones. Then add the tens values and ones values .Write the number formed . So, the number is\u00a0 91<\/p>\n<p>Question 5.<br \/>\n<strong>DIG DEEPER!<\/strong><br \/>\nYou buy two packs of pens. You buy 49 pens in all. Which color pens do you buy?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17662\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-69.1.png\" alt=\"Big Ideas Math Answers 2nd Grade Chapter 3 Addition to 100 Strategies 69.1\" width=\"596\" height=\"171\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-69.1.png 596w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-69.1-300x86.png 300w\" sizes=\"(max-width: 596px) 100vw, 596px\" \/><br \/>\nAnswer :<br \/>\nTotal pens = 49<br \/>\nNumber of blue pens = 25<br \/>\nNumber of black pens = 12<br \/>\nTotal blue and black pens = 25 + 12 = 37<br \/>\nTotal blue black are not equal to 49 so these are not bought .<br \/>\nNumber of red pens = 24<br \/>\nTotal number of blue and black pens = 25 + 24 = 49<br \/>\nTherefore the color pens which are bought are black and blue as there total numbers pens are equal to 49 .<\/p>\n<p>Question 6.<br \/>\n<strong>Modeling Real Life<\/strong><br \/>\nNewton picks 41 \ufb02owers. Descartes picks 28 more than Newton. How many \ufb02owers does Descartes pick?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17664\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-70.png\" alt=\"Big Ideas Math Answers 2nd Grade Chapter 3 Addition to 100 Strategies 70\" width=\"183\" height=\"152\" \/><br \/>\nAnswer :<br \/>\nNumber of flowers picked by Newton = 41<br \/>\nNumber of flowers picked by Descartes = 28 more than Newton = 28 + 41 = 69<\/p>\n<p>Question 7.<br \/>\n<strong>Modeling Real Life<\/strong><br \/>\nYou have 57 marbles. 36 are yellow. The rest are blue. How many blue marbles do you have?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17665\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-71.png\" alt=\"Big Ideas Math Answers 2nd Grade Chapter 3 Addition to 100 Strategies 71\" width=\"200\" height=\"58\" \/><br \/>\nAnswer :<br \/>\nNumber of marbles with me = 57<br \/>\nNumber of yellow marbles = 36<br \/>\nNumber of blue marbles = total marbles &#8211; yellow marbles = 57 &#8211; 36 = 21<br \/>\nTherefore, Number of blue marbles = 21 .<\/p>\n<p><strong>Review &amp; Refresh<\/strong><\/p>\n<p>Question 8.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17666\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-72.png\" alt=\"Big Ideas Math Answers 2nd Grade Chapter 3 Addition to 100 Strategies 72\" width=\"289\" height=\"204\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45550\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Use-Place-Value-Add-Homework-practice-3.3-Question-8.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Use-Place-Value-Add-Homework-practice-3.3-Question-8\" width=\"289\" height=\"206\" \/><br \/>\nExplanation:<br \/>\nThe number before rows tell us how many groups we have.<br \/>\nThe number after rows tell us how many are in each group.<br \/>\nThe number at the end, after the equal signs is the total number of items .<br \/>\nwe add number of items in each row as many times of number of rows .<\/p>\n<p>Question 9.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17667\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-73.png\" alt=\"Big Ideas Math Answers 2nd Grade Chapter 3 Addition to 100 Strategies 73\" width=\"226\" height=\"208\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45551\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Use-Place-Value-Add-Homework-practice-3.3-Question-9.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Use-Place-Value-Add-Homework-practice-3.3-Question-9\" width=\"226\" height=\"209\" \/><br \/>\nExplanation:<br \/>\nThe number before rows tell us how many groups we have.<br \/>\nThe number after rows tell us how many are in each group.<br \/>\nThe number at the end, after the equal signs is the total number of items .<br \/>\nwe add number of items in each row as many times of number of rows .<\/p>\n<h3><a id=\"Lesson_3.4_Decompose_to_Add_Tens_and_Ones\"><\/a>Lesson 3.4 Decompose to Add Tens and Ones<\/h3>\n<p><strong>Explore and Grow<\/strong><\/p>\n<p>Use a model to solve.<\/p>\n<p><img loading=\"lazy\" class=\"alignnone size-full wp-image-17668\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-74.png\" alt=\"Big Ideas Math Answers 2nd Grade Chapter 3 Addition to 100 Strategies 74\" width=\"468\" height=\"130\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-74.png 468w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-74-300x83.png 300w\" sizes=\"(max-width: 468px) 100vw, 468px\" \/><\/p>\n<p>Which addend did you break apart to add ? Explain.<br \/>\n________________________________<br \/>\n________________________________<br \/>\n________________________________<br \/>\nAnswer :<br \/>\n50 + 18 = 68<\/p>\n<p>Explanation :<br \/>\nThe addend which we break apart to add is 18 . Break 18 into tens and ones that is 10 + 8. Add the tens to the first addend that is 50 + 10 = 60. Then add the ones that is 60 + 8 = 68.<br \/>\nSo, the sum is 68 .<\/p>\n<p><strong>Show and Grow<\/strong><\/p>\n<p>Use place value to break apart an addend. Then find the sum.<\/p>\n<p>Question 1.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17669\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-75.png\" alt=\"Big Ideas Math Answers 2nd Grade Chapter 3 Addition to 100 Strategies 75\" width=\"303\" height=\"223\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-75.png 303w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-75-300x221.png 300w\" sizes=\"(max-width: 303px) 100vw, 303px\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45552\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.4-Decompose-Add-Tens-Ones-Show-Grow-Question-1.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.4-Decompose-Add-Tens-Ones-Show-Grow-Question-1\" width=\"303\" height=\"223\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.4-Decompose-Add-Tens-Ones-Show-Grow-Question-1.jpg 303w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.4-Decompose-Add-Tens-Ones-Show-Grow-Question-1-300x221.jpg 300w\" sizes=\"(max-width: 303px) 100vw, 303px\" \/><br \/>\nExplanation :<br \/>\nThe addend which we break apart to add is 12 . Break 12 into tens and ones that is 10 + 2. Add the tens to the first addend that is 61 + 10 = 71. Then add the ones that is 71 + 2 = 73.<br \/>\nSo, the sum is 73 .<\/p>\n<p>Question 2.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17670\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-76.png\" alt=\"Big Ideas Math Answers 2nd Grade Chapter 3 Addition to 100 Strategies 76\" width=\"310\" height=\"217\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-76.png 310w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-76-300x210.png 300w\" sizes=\"(max-width: 310px) 100vw, 310px\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45553\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.4-Decompose-Add-Tens-Ones-Show-Grow-Question-2.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.4-Decompose-Add-Tens-Ones-Show-Grow-Question-2\" width=\"310\" height=\"217\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.4-Decompose-Add-Tens-Ones-Show-Grow-Question-2.jpg 310w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.4-Decompose-Add-Tens-Ones-Show-Grow-Question-2-300x210.jpg 300w\" sizes=\"(max-width: 310px) 100vw, 310px\" \/><br \/>\nExplanation :<br \/>\nThe addend which we break apart to add is 24 . Break 24 into tens and ones that is 20 + 4. Add the tens to the first addend that is 74 + 20 = 94. Then add the ones that is 94 + 4 = 98.<br \/>\nSo, the sum is 98.<\/p>\n<p>Question 3.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17671\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-77.png\" alt=\"Big Ideas Math Answers 2nd Grade Chapter 3 Addition to 100 Strategies 77\" width=\"308\" height=\"227\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-77.png 308w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-77-300x221.png 300w\" sizes=\"(max-width: 308px) 100vw, 308px\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45554\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.4-Decompose-Add-Tens-Ones-Show-Grow-Question-3.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.4-Decompose-Add-Tens-Ones-Show-Grow-Question-3\" width=\"308\" height=\"227\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.4-Decompose-Add-Tens-Ones-Show-Grow-Question-3.jpg 308w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.4-Decompose-Add-Tens-Ones-Show-Grow-Question-3-300x221.jpg 300w\" sizes=\"(max-width: 308px) 100vw, 308px\" \/><br \/>\nExplanation :<br \/>\nThe addend which we break apart to add is 44 . Break 44 into tens and ones that is 40 + 4. Add the tens to the first addend that is 23 + 40 = 63. Then add the ones that is 63 + 4 = 67.<br \/>\nSo, the sum is 67 .<\/p>\n<p>Question 4.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17672\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-78.png\" alt=\"Big Ideas Math Answers 2nd Grade Chapter 3 Addition to 100 Strategies 78\" width=\"312\" height=\"226\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-78.png 312w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-78-300x217.png 300w\" sizes=\"(max-width: 312px) 100vw, 312px\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45555\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.4-Decompose-Add-Tens-Ones-Show-Grow-Question-4.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.4-Decompose-Add-Tens-Ones-Show-Grow-Question-4\" width=\"311\" height=\"227\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.4-Decompose-Add-Tens-Ones-Show-Grow-Question-4.jpg 311w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.4-Decompose-Add-Tens-Ones-Show-Grow-Question-4-300x219.jpg 300w\" sizes=\"(max-width: 311px) 100vw, 311px\" \/><br \/>\nExplanation :<br \/>\nThe addend which we break apart to add is 53 . Break 53 into tens and ones that is 50 + 3. Add the tens to the first addend that is 31 + 50 = 81. Then add the ones that is 81 + 3 = 84.<br \/>\nSo, the sum is 84 .<\/p>\n<p><strong>Apply and Grow: Practice<\/strong><\/p>\n<p>Use place value to break apart an addend. Then find the sum.<\/p>\n<p>Question 5.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17673\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-79.png\" alt=\"Big Ideas Math Answers 2nd Grade Chapter 3 Addition to 100 Strategies 79\" width=\"309\" height=\"222\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-79.png 309w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-79-300x216.png 300w\" sizes=\"(max-width: 309px) 100vw, 309px\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45556\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.4-Decompose-Add-Tens-Ones-Apply-Grow-Practice-Question-5.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.4-Decompose-Add-Tens-Ones-Apply-Grow-Practice-Question-5\" width=\"309\" height=\"222\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.4-Decompose-Add-Tens-Ones-Apply-Grow-Practice-Question-5.jpg 309w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.4-Decompose-Add-Tens-Ones-Apply-Grow-Practice-Question-5-300x216.jpg 300w\" sizes=\"(max-width: 309px) 100vw, 309px\" \/><br \/>\nExplanation :<br \/>\nThe addend which we break apart to add is 11 . Break 11 into tens and ones that is 10 + 1. Add the tens to the first addend that is 71 + 10 = 81. Then add the ones that is 81 + 1 = 82.<br \/>\nSo, the sum is 82 .<\/p>\n<p>Question 6.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17674\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-80.png\" alt=\"Big Ideas Math Answers 2nd Grade Chapter 3 Addition to 100 Strategies 80\" width=\"305\" height=\"231\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-80.png 305w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-80-300x227.png 300w\" sizes=\"(max-width: 305px) 100vw, 305px\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45557\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.4-Decompose-Add-Tens-Ones-Apply-Grow-Practice-Question-6.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.4-Decompose-Add-Tens-Ones-Apply-Grow-Practice-Question-6\" width=\"305\" height=\"231\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.4-Decompose-Add-Tens-Ones-Apply-Grow-Practice-Question-6.jpg 305w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.4-Decompose-Add-Tens-Ones-Apply-Grow-Practice-Question-6-300x227.jpg 300w\" sizes=\"(max-width: 305px) 100vw, 305px\" \/><br \/>\nExplanation :<br \/>\nThe addend which we break apart to add is 23 . Break 23 into tens and ones that is 20 + 3.\u00a0 Add the tens to the first addend that is 65 + 20 = 85. Then add the ones that is 85 + 3 = 88.<br \/>\nSo, the sum is 88<\/p>\n<p>.<\/p>\n<p>Question 7.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17675\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-81.png\" alt=\"Big Ideas Math Answers 2nd Grade Chapter 3 Addition to 100 Strategies 81\" width=\"309\" height=\"218\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-81.png 309w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-81-300x212.png 300w\" sizes=\"(max-width: 309px) 100vw, 309px\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45558\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.4-Decompose-Add-Tens-Ones-Apply-Grow-Practice-Question-7.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.4-Decompose-Add-Tens-Ones-Apply-Grow-Practice-Question-7\" width=\"309\" height=\"218\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.4-Decompose-Add-Tens-Ones-Apply-Grow-Practice-Question-7.jpg 309w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.4-Decompose-Add-Tens-Ones-Apply-Grow-Practice-Question-7-300x212.jpg 300w\" sizes=\"(max-width: 309px) 100vw, 309px\" \/><br \/>\nExplanation :<br \/>\nThe addend which we break apart to add is 47 . Break 47 into tens and ones that is 40 + 7. Add the tens to the first addend that is 32 + 40 = 72. Then add the ones that is 72 + 7 = 79.<br \/>\nSo, the sum is 79 .<\/p>\n<p>Question 8.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17676\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-82.png\" alt=\"Big Ideas Math Answers 2nd Grade Chapter 3 Addition to 100 Strategies 82\" width=\"311\" height=\"216\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-82.png 311w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-82-300x208.png 300w\" sizes=\"(max-width: 311px) 100vw, 311px\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45559\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.4-Decompose-Add-Tens-Ones-Apply-Grow-Practice-Question-8.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.4-Decompose-Add-Tens-Ones-Apply-Grow-Practice-Question-8\" width=\"311\" height=\"217\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.4-Decompose-Add-Tens-Ones-Apply-Grow-Practice-Question-8.jpg 311w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.4-Decompose-Add-Tens-Ones-Apply-Grow-Practice-Question-8-300x209.jpg 300w\" sizes=\"(max-width: 311px) 100vw, 311px\" \/><br \/>\nExplanation :<br \/>\nThe addend which we break apart to add is 43 . Break 43 into tens and ones that is 40 + 3. Add the tens to the first addend that is 25 + 40 = 65. Then add the ones that is 65 + 3 = 68.<br \/>\nSo, the sum is 68 .<\/p>\n<p>Question 9.<br \/>\n54 + 36 = ___<br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45560\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.4-Decompose-Add-Tens-Ones-Apply-Grow-Practice-Question-9.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.4-Decompose-Add-Tens-Ones-Apply-Grow-Practice-Question-9\" width=\"311\" height=\"217\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.4-Decompose-Add-Tens-Ones-Apply-Grow-Practice-Question-9.jpg 311w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.4-Decompose-Add-Tens-Ones-Apply-Grow-Practice-Question-9-300x209.jpg 300w\" sizes=\"(max-width: 311px) 100vw, 311px\" \/><br \/>\nExplanation :<br \/>\nThe addend which we break apart to add is 36 . Break 36 into tens and ones that is 30 + 6. Add the tens to the first addend that is 54 + 30 = 84. Then add the ones that is 84 + 6 = 90.<br \/>\nSo, the sum is 90 .<\/p>\n<p>Question 10.<br \/>\n21 + 61 = ___<br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45561\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.4-Decompose-Add-Tens-Ones-Apply-Grow-Practice-Question-10.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.4-Decompose-Add-Tens-Ones-Apply-Grow-Practice-Question-10\" width=\"311\" height=\"217\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.4-Decompose-Add-Tens-Ones-Apply-Grow-Practice-Question-10.jpg 311w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.4-Decompose-Add-Tens-Ones-Apply-Grow-Practice-Question-10-300x209.jpg 300w\" sizes=\"(max-width: 311px) 100vw, 311px\" \/><br \/>\nExplanation :<br \/>\nThe addend which we break apart to add is 61 . Break 61 into tens and ones that is 60 + 1. Add the tens to the first addend that is 21 + 60 = 81. Then add the ones that is 81 + 1 = 82.<br \/>\nSo, the sum is 82 .<\/p>\n<p>Question 11.<br \/>\n<strong>Precision<\/strong><br \/>\nWhich expressions have a sum of 72.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17677\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-83.png\" alt=\"Big Ideas Math Answers 2nd Grade Chapter 3 Addition to 100 Strategies 83\" width=\"561\" height=\"85\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-83.png 561w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-83-300x45.png 300w\" sizes=\"(max-width: 561px) 100vw, 561px\" \/><br \/>\nAnswer :<br \/>\nTwo Equations 41 + 31 and 11 + 61 have sum of 72 .<br \/>\nExplanation :<br \/>\n52 + 22 = 74<br \/>\n51 + 11 = 62<br \/>\n41 + 31 = 72<br \/>\n47 + 30 = 77<br \/>\n11 + 61 = 72<\/p>\n<p><strong>Think and Grow: Modeling Real Life<\/strong><\/p>\n<p>You have 32 coins in a piggy bank. You put in 45 more. How many coins are in the bank now?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17678\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-84.png\" alt=\"Big Ideas Math Answers 2nd Grade Chapter 3 Addition to 100 Strategies 84\" width=\"137\" height=\"122\" \/><br \/>\nAddition equation:<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17679\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-85.png\" alt=\"Big Ideas Math Answers 2nd Grade Chapter 3 Addition to 100 Strategies 85\" width=\"139\" height=\"38\" \/><br \/>\nAnswer :<br \/>\nNumber of Coins = 32<br \/>\nNumber of coins added in piggy bank = You put in 45 more = 32 + 45 = 77<br \/>\nTherefore, Number of coins in bank = 77<\/p>\n<p><strong>Show and Grow<\/strong><\/p>\n<p>Question 12.<br \/>\nThere are 81 fans at a game. 18 more arrive. How many fans are at the game now?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17683\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-Grade-2-Chapter-3-Addition-to-100-Strategies-86.png\" alt=\"Big Ideas Math Answers Grade 2 Chapter 3 Addition to 100 Strategies 86\" width=\"182\" height=\"215\" \/><br \/>\nAnswer :<br \/>\nNumber of fans\u00a0 = 81<br \/>\nNumber of fans arrived = 18 more<br \/>\nNumber of fans at the game = 81 + 18 = 99 fans .<\/p>\n<p>Question 13.<br \/>\nYou have 54 songs on a music player. Your friend has 31 more than you. How many songs does your friend have ?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17682\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-Grade-2-Chapter-3-Addition-to-100-Strategies-86.1.png\" alt=\"Big Ideas Math Answers Grade 2 Chapter 3 Addition to 100 Strategies 86.1\" width=\"168\" height=\"39\" \/><br \/>\nAnswer :<br \/>\nNumber of songs in my music player = 54<br \/>\nNumber of songs my friend have = 31 more than me = 31 + 54 = 85<\/p>\n<h3><a id=\"Decompose_to_Add_Tens_and_Ones_Homework_&amp;_Practice_3.4\"><\/a>Decompose to Add Tens and Ones Homework &amp; Practice 3.4<\/h3>\n<p>Use place value to break appart an addend. Then find the sum.<\/p>\n<p>Question 1.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17684\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-Grade-2-Chapter-3-Addition-to-100-Strategies-87.png\" alt=\"Big Ideas Math Answers Grade 2 Chapter 3 Addition to 100 Strategies 87\" width=\"304\" height=\"226\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-Grade-2-Chapter-3-Addition-to-100-Strategies-87.png 304w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-Grade-2-Chapter-3-Addition-to-100-Strategies-87-300x223.png 300w\" sizes=\"(max-width: 304px) 100vw, 304px\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45562\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Decompose-Add-Tens-Ones-Homework-Practice-3.4-Question-1.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Decompose-Add-Tens-Ones-Homework-Practice-3.4-Question-1\" width=\"304\" height=\"227\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Decompose-Add-Tens-Ones-Homework-Practice-3.4-Question-1.jpg 304w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Decompose-Add-Tens-Ones-Homework-Practice-3.4-Question-1-300x224.jpg 300w\" sizes=\"(max-width: 304px) 100vw, 304px\" \/><br \/>\nExplanation :<br \/>\nThe addend which we break apart to add is 34 . Break 34 into tens and ones that is 30 + 4. Add the tens to the first addend that is 53 + 30 = 83. Then add the ones that is 83 + 4 = 87.<br \/>\nSo, the sum is 87 .<\/p>\n<p>Question 2.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17685\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-Grade-2-Chapter-3-Addition-to-100-Strategies-88.png\" alt=\"Big Ideas Math Answers Grade 2 Chapter 3 Addition to 100 Strategies 88\" width=\"317\" height=\"225\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-Grade-2-Chapter-3-Addition-to-100-Strategies-88.png 317w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-Grade-2-Chapter-3-Addition-to-100-Strategies-88-300x213.png 300w\" sizes=\"(max-width: 317px) 100vw, 317px\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45563\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Decompose-Add-Tens-Ones-Homework-Practice-3.4-Question-2.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Decompose-Add-Tens-Ones-Homework-Practice-3.4-Question-2\" width=\"317\" height=\"224\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Decompose-Add-Tens-Ones-Homework-Practice-3.4-Question-2.jpg 317w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Decompose-Add-Tens-Ones-Homework-Practice-3.4-Question-2-300x212.jpg 300w\" sizes=\"(max-width: 317px) 100vw, 317px\" \/><br \/>\nExplanation :<br \/>\nThe addend which we break apart to add is 13 . Break 13 into tens and ones that is 10 + 3. Add the tens to the first addend that is 46 + 10 = 56. Then add the ones that is 56 + 3 = 59.<br \/>\nSo, the sum is 59 .<\/p>\n<p>Question 3.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17686\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-Grade-2-Chapter-3-Addition-to-100-Strategies-89.png\" alt=\"Big Ideas Math Answers Grade 2 Chapter 3 Addition to 100 Strategies 89\" width=\"306\" height=\"215\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-Grade-2-Chapter-3-Addition-to-100-Strategies-89.png 306w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-Grade-2-Chapter-3-Addition-to-100-Strategies-89-300x211.png 300w\" sizes=\"(max-width: 306px) 100vw, 306px\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45564\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Decompose-Add-Tens-Ones-Homework-Practice-3.4-Question-3.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Decompose-Add-Tens-Ones-Homework-Practice-3.4-Question-3\" width=\"306\" height=\"215\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Decompose-Add-Tens-Ones-Homework-Practice-3.4-Question-3.jpg 306w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Decompose-Add-Tens-Ones-Homework-Practice-3.4-Question-3-300x211.jpg 300w\" sizes=\"(max-width: 306px) 100vw, 306px\" \/><br \/>\nExplanation :<br \/>\nThe addend which we break apart to add is 73 . Break 73 into tens and ones that is 70 + 3. Add the tens to the first addend that is 14 + 70 = 84. Then add the ones that is 84 + 3 = 87.<br \/>\nSo, the sum is 87 .<\/p>\n<p>Question 4.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17687\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-Grade-2-Chapter-3-Addition-to-100-Strategies-90.png\" alt=\"Big Ideas Math Answers Grade 2 Chapter 3 Addition to 100 Strategies 90\" width=\"307\" height=\"215\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-Grade-2-Chapter-3-Addition-to-100-Strategies-90.png 307w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-Grade-2-Chapter-3-Addition-to-100-Strategies-90-300x210.png 300w\" sizes=\"(max-width: 307px) 100vw, 307px\" \/><\/p>\n<p>Answer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45565\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Decompose-Add-Tens-Ones-Homework-Practice-3.4-Question-4.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Decompose-Add-Tens-Ones-Homework-Practice-3.4-Question-4\" width=\"307\" height=\"215\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Decompose-Add-Tens-Ones-Homework-Practice-3.4-Question-4.jpg 307w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Decompose-Add-Tens-Ones-Homework-Practice-3.4-Question-4-300x210.jpg 300w\" sizes=\"(max-width: 307px) 100vw, 307px\" \/><br \/>\nExplanation :<br \/>\nThe addend which we break apart to add is 67 . Break 67 into tens and ones that is 60 + 7. Add the tens to the first addend that is 31 + 60 = 91. Then add the ones that is 91 + 7 = 98.<br \/>\nSo, the sum is 98 .<\/p>\n<p>Question 5.<br \/>\n28 + 61 = ___<br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45566\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Decompose-Add-Tens-Ones-Homework-Practice-3.4-Question-5.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Decompose-Add-Tens-Ones-Homework-Practice-3.4-Question-5\" width=\"307\" height=\"215\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Decompose-Add-Tens-Ones-Homework-Practice-3.4-Question-5.jpg 307w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Decompose-Add-Tens-Ones-Homework-Practice-3.4-Question-5-300x210.jpg 300w\" sizes=\"(max-width: 307px) 100vw, 307px\" \/><br \/>\nExplanation :<br \/>\nThe addend which we break apart to add is 28 . Break 28 into tens and ones that is 60 + 1. Add the tens to the first addend that is 28 + 60 = 88. Then add the ones that is 88 + 1 = 89.<br \/>\nSo, the sum is 89 .<\/p>\n<p>Question 6.<br \/>\n51 + 41 = ___<br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45567\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Decompose-Add-Tens-Ones-Homework-Practice-3.4-Question-6.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Decompose-Add-Tens-Ones-Homework-Practice-3.4-Question-6\" width=\"307\" height=\"215\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Decompose-Add-Tens-Ones-Homework-Practice-3.4-Question-6.jpg 307w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Decompose-Add-Tens-Ones-Homework-Practice-3.4-Question-6-300x210.jpg 300w\" sizes=\"(max-width: 307px) 100vw, 307px\" \/><br \/>\nExplanation :<br \/>\nThe addend which we break apart to add is 41 . Break 41 into tens and ones that is 40 + 1. Add the tens to the first addend that is 51 + 40 = 91. Then add the ones that is 91 + 1 = 92.<br \/>\nSo, the sum is 92 .<\/p>\n<p>Question 7.<br \/>\n<strong>DIG DEEPER!<\/strong><br \/>\nUse the numbers to complete the equation.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17688\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-Grade-2-Chapter-3-Addition-to-100-Strategies-91.png\" alt=\"Big Ideas Math Answers Grade 2 Chapter 3 Addition to 100 Strategies 91\" width=\"543\" height=\"93\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-Grade-2-Chapter-3-Addition-to-100-Strategies-91.png 543w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-Grade-2-Chapter-3-Addition-to-100-Strategies-91-300x51.png 300w\" sizes=\"(max-width: 543px) 100vw, 543px\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45568\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Decompose-Add-Tens-Ones-Homework-Practice-3.4-Question-7.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Decompose-Add-Tens-Ones-Homework-Practice-3.4-Question-7\" width=\"552\" height=\"104\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Decompose-Add-Tens-Ones-Homework-Practice-3.4-Question-7.jpg 552w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Decompose-Add-Tens-Ones-Homework-Practice-3.4-Question-7-300x57.jpg 300w\" sizes=\"(max-width: 552px) 100vw, 552px\" \/><\/p>\n<p>Question 8.<br \/>\n<strong>Modeling Real Life<\/strong><br \/>\nYou see 38 ladybugs. Then you see 21 more. How many ladybugs do you see?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17689\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-Grade-2-Chapter-3-Addition-to-100-Strategies-92.png\" alt=\"Big Ideas Math Answers Grade 2 Chapter 3 Addition to 100 Strategies 92\" width=\"194\" height=\"143\" \/><br \/>\nAnswer :<br \/>\nNumber of lady bugs seen = 38<br \/>\nNumber of Lady bugs seen later = 21 more = 38 + 21 = 59<br \/>\nTherefore, Total Number of lady bugs seen = 59<\/p>\n<p>Question 9.<br \/>\n<strong>Modeling Real Life<\/strong><br \/>\nYou read for 18 minutes and play outside for 35 minutes. How many minutes do you read and play in all?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17690\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-Grade-2-Chapter-3-Addition-to-100-Strategies-93.png\" alt=\"Big Ideas Math Answers Grade 2 Chapter 3 Addition to 100 Strategies 93\" width=\"175\" height=\"66\" \/><br \/>\nAnswer :<br \/>\nMinutes used for reading = 18<br \/>\nMinutes used to played = 35<br \/>\nNumber of Minutes used to read and play = 18 + 35 = 53<\/p>\n<p><strong>Review &amp; Refresh<\/strong><\/p>\n<p>Question 10.<br \/>\nDraw a line through the shorter object.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17691\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-Grade-2-Chapter-3-Addition-to-100-Strategies-94.png\" alt=\"Big Ideas Math Answers Grade 2 Chapter 3 Addition to 100 Strategies 94\" width=\"480\" height=\"99\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-Grade-2-Chapter-3-Addition-to-100-Strategies-94.png 480w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-Grade-2-Chapter-3-Addition-to-100-Strategies-94-300x62.png 300w\" sizes=\"(max-width: 480px) 100vw, 480px\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45569\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Decompose-Add-Tens-Ones-Homework-Practice-3.4-Question-10.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Decompose-Add-Tens-Ones-Homework-Practice-3.4-Question-10\" width=\"483\" height=\"105\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Decompose-Add-Tens-Ones-Homework-Practice-3.4-Question-10.jpg 483w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Decompose-Add-Tens-Ones-Homework-Practice-3.4-Question-10-300x65.jpg 300w\" sizes=\"(max-width: 483px) 100vw, 483px\" \/><\/p>\n<h3><a id=\"Lesson_3.5_Use_Compensation_to_Add\"><\/a>Lesson 3.5 Use Compensation to Add<\/h3>\n<p><strong>Explore and Grow<\/strong><\/p>\n<p>Match the numbers that make a ten.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17692\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-Grade-2-Chapter-3-Addition-to-100-Strategies-95.png\" alt=\"Big Ideas Math Answers Grade 2 Chapter 3 Addition to 100 Strategies 95\" width=\"238\" height=\"277\" \/><\/p>\n<p>How can making a ten help you add greater numbers?<br \/>\n_________________________________<br \/>\n_________________________________<br \/>\n_________________________________<br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45570\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.5-Use-Compensation-Add-Explore-Grow.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.5-Use-Compensation-Add-Explore-Grow\" width=\"245\" height=\"284\" \/><br \/>\nExplanation :<br \/>\nMaking a ten help you us in adding numbers easily . It helps to divide the addend into tens part and ones part. tens parts can be easily added to any numbers then later the ones part is added .<\/p>\n<p><strong>Show and Grow<\/strong><\/p>\n<p>Use compensation to add.<\/p>\n<p>Question 1.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17693\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-Grade-2-Chapter-3-Addition-to-100-Strategies-96.png\" alt=\"Big Ideas Math Answers Grade 2 Chapter 3 Addition to 100 Strategies 96\" width=\"284\" height=\"278\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45572\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.5-Use-Compensation-Add-Show-Grow-Question-1-1.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.5-Use-Compensation-Add-Show-Grow-Question-1\" width=\"282\" height=\"279\" \/><br \/>\nExplanation :<br \/>\nTakes ones from one addend to make other addend number a decade number . Here 1 is taken from addend 5 and added to 59 addend to make 59 a decade number that is 59 + 1 = 60<br \/>\nThen add the changed addends we get, 4 + 60 = 64 .<\/p>\n<p>Question 2.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17694\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-Grade-2-Chapter-3-Addition-to-100-Strategies-97.png\" alt=\"Big Ideas Math Answers Grade 2 Chapter 3 Addition to 100 Strategies 97\" width=\"288\" height=\"281\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45573\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.5-Use-Compensation-Add-Show-Grow-Question-2.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.5-Use-Compensation-Add-Show-Grow-Question-2\" width=\"259\" height=\"290\" \/><br \/>\nExplanation :<br \/>\nTakes ones from one addend to make other addend number a decade number . Here 4 is taken from addend 37 and added to 16 addend to make 16 a decade number that is 16 + 4 = 20<br \/>\nThen add the changed addends we get, 33 + 20 = 53 .<\/p>\n<p><strong>Apply and Grow: Practice<\/strong><\/p>\n<p>Use compensation to add.<\/p>\n<p>Question 3.<br \/>\n52 + 19 = ?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17695\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-Grade-2-Chapter-3-Addition-to-100-Strategies-98.png\" alt=\"Big Ideas Math Answers Grade 2 Chapter 3 Addition to 100 Strategies 98\" width=\"284\" height=\"272\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45575\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.5-Use-Compensation-Add-Apply-Grow-Practice-Question-3.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.5-Use-Compensation-Add-Apply-Grow-Practice-Question-3\" width=\"267\" height=\"285\" \/><br \/>\nExplanation :<br \/>\nTakes ones from one addend to make other addend number a decade number . Here 1 is taken from addend 52 and added to 19 addend to make 19 a decade number that is 19 + 1 = 20<br \/>\nThen add the changed addends we get, 51 + 20 = 71 .<\/p>\n<p>Question 4.<br \/>\n43 + 8 = ?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17696\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-Grade-2-Chapter-3-Addition-to-100-Strategies-99.png\" alt=\"Big Ideas Math Answers Grade 2 Chapter 3 Addition to 100 Strategies 99\" width=\"278\" height=\"276\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-Grade-2-Chapter-3-Addition-to-100-Strategies-99.png 278w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-Grade-2-Chapter-3-Addition-to-100-Strategies-99-150x150.png 150w\" sizes=\"(max-width: 278px) 100vw, 278px\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45576\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.5-Use-Compensation-Add-Apply-Grow-Practice-Question-4.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.5-Use-Compensation-Add-Apply-Grow-Practice-Question-4\" width=\"277\" height=\"287\" \/><br \/>\nExplanation :<br \/>\nTakes ones from one addend to make other addend number a decade number . Here 2 is taken from addend 43 and added to 8 addend to make 8 a decade number that is 8 + 2 = 10<br \/>\nThen add the changed addends we get, 41+ 10 = 51 .<\/p>\n<p>Question 5.<br \/>\n26 + 35 = ?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17606\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-100.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 100\" width=\"270\" height=\"117\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45577\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.5-Use-Compensation-Add-Apply-Grow-Practice-Question-5.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.5-Use-Compensation-Add-Apply-Grow-Practice-Question-5\" width=\"348\" height=\"207\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.5-Use-Compensation-Add-Apply-Grow-Practice-Question-5.jpg 348w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.5-Use-Compensation-Add-Apply-Grow-Practice-Question-5-300x178.jpg 300w\" sizes=\"(max-width: 348px) 100vw, 348px\" \/><br \/>\nExplanation :<br \/>\nTakes ones from one addend to make other addend number a decade number . Here 5 is taken from addend 26 and added to 35 addend to make 35 a decade number that is 35 + 5 = 40<br \/>\nThen add the changed addends we get, 21 + 40 = 61 .<\/p>\n<p>Question 6.<br \/>\n68 + 15 = ?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17697\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-Grade-2-Chapter-3-Addition-to-100-Strategies-101.png\" alt=\"Big Ideas Math Answers Grade 2 Chapter 3 Addition to 100 Strategies 101\" width=\"273\" height=\"148\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45578\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.5-Use-Compensation-Add-Apply-Grow-Practice-Question-6.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.5-Use-Compensation-Add-Apply-Grow-Practice-Question-6\" width=\"281\" height=\"183\" \/><br \/>\nExplanation :<br \/>\nTakes ones from one addend to make other addend number a decade number . Here 5 is taken from addend 68 and added to 15 addend to make 15 a decade number that is 15 + 5 = 20<br \/>\nThen add the changed addends we get, 63+ 20 = 83 .<\/p>\n<p>Question 7.<br \/>\n<strong>Structure<\/strong><br \/>\nShow two different ways to use compensation to find 25 + 17.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17698\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-Grade-2-Chapter-3-Addition-to-100-Strategies-102.png\" alt=\"Big Ideas Math Answers Grade 2 Chapter 3 Addition to 100 Strategies 102\" width=\"602\" height=\"153\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-Grade-2-Chapter-3-Addition-to-100-Strategies-102.png 602w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-Grade-2-Chapter-3-Addition-to-100-Strategies-102-300x76.png 300w\" sizes=\"(max-width: 602px) 100vw, 602px\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45579\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.5-Use-Compensation-Add-Apply-Grow-Practice-Question-7.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.5-Use-Compensation-Add-Apply-Grow-Practice-Question-7\" width=\"602\" height=\"183\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.5-Use-Compensation-Add-Apply-Grow-Practice-Question-7.jpg 602w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.5-Use-Compensation-Add-Apply-Grow-Practice-Question-7-300x91.jpg 300w\" sizes=\"(max-width: 602px) 100vw, 602px\" \/><br \/>\nExplanation :<br \/>\nTakes ones from one addend to make other addend number a decade number . Here 3 is taken from addend 25 and added to 17 addend to make 17 a decade number that is 17 + 3= 20<br \/>\nThen add the changed addends we get, 22+ 20 = 42 .<br \/>\nTakes ones from one addend to make other addend number a decade number . Here 5 is taken from addend 17 and added to 25 addend to make 25 a decade number that is 25 + 5= 30<br \/>\nThen add the changed addends we get, 30+ 12= 42 .<\/p>\n<p><strong>Think and Grow: Modeling Real Life<\/strong><\/p>\n<p>You need 100 tickets for a prize. You have 79 and win 17 more. Do you have enough tickets for a prize?<br \/>\nAddition equation:<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17607\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-103.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 103\" width=\"339\" height=\"135\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-103.png 339w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-103-300x119.png 300w\" sizes=\"(max-width: 339px) 100vw, 339px\" \/><br \/>\nAnswer :<br \/>\nNumber of Tickets for a prize = 100<br \/>\nNumber of tickets with me = 79<br \/>\nNumber of tickets won = 17<br \/>\nTotal Number of tickets with me = 79 + 17 = 96<br \/>\n100 &gt; 96 .<br \/>\nNo, I don&#8217;t have enough tickets for a prize .<\/p>\n<p><strong>Show and Grow<\/strong><\/p>\n<p>Question 8.<br \/>\nYou need to set up 80 chairs. You set up 32. Your friend sets up 49. Do you and your friend set up enough chairs?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17608\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-104.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 104\" width=\"133\" height=\"43\" \/><br \/>\nAnswer :<br \/>\nNumbers chairs required to setup = 80<br \/>\nNumber of chairs set up by me = 32<br \/>\nNumber of chairs set up by my friend = 49<br \/>\nTotal chairs set up by me and my friend = 32 + 49 = 81<br \/>\n80 &lt; 81<br \/>\nYes, me and my friend set up enough chairs .<\/p>\n<p>Question 9.<br \/>\n<strong>DIG DEEPER!<\/strong><br \/>\nYou need 50 containers of slime for a party. You have 28. You buy 17 more. How many more containers do you need?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17609\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-105.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 105\" width=\"226\" height=\"189\" \/><br \/>\nAnswer :<br \/>\nNumber of containers required for slime a party = 50<br \/>\nNumber of containers with me = 28<br \/>\nNumber of containers bought = 17<br \/>\nTotal Number of containers with me = 28 + 17 =45<br \/>\nNumber of containers required more = 50 &#8211; 45 = 5<\/p>\n<h3><a id=\"Use_Compensation_to_Add_Homework_&amp;_Practice_3.5\"><\/a>Use Compensation to Add Homework &amp; Practice 3.5<\/h3>\n<p>Use compensation to add.<\/p>\n<p>Question 1.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17699\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-Grade-2-Chapter-3-Addition-to-100-Strategies-106.png\" alt=\"Big Ideas Math Answers Grade 2 Chapter 3 Addition to 100 Strategies 106\" width=\"280\" height=\"315\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-Grade-2-Chapter-3-Addition-to-100-Strategies-106.png 280w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-Grade-2-Chapter-3-Addition-to-100-Strategies-106-267x300.png 267w\" sizes=\"(max-width: 280px) 100vw, 280px\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45588\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Use-Compensation-Add-Homework-Practice-3.5-Question-1-2.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Use Compensation-Add-Homework-Practice-3.5-Question-1\" width=\"271\" height=\"307\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Use-Compensation-Add-Homework-Practice-3.5-Question-1-2.jpg 271w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Use-Compensation-Add-Homework-Practice-3.5-Question-1-2-265x300.jpg 265w\" sizes=\"(max-width: 271px) 100vw, 271px\" \/><br \/>\nExplanation :<br \/>\nTakes ones from one addend to make other addend number a decade number . Here 1 is taken from addend 31 and added to 46 addend to make 31 a decade number that is 31 &#8211; 1 = 30<br \/>\nThen add the changed addends we get, 47+ 30 = 77 .<\/p>\n<p>Question 2.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17700\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Solutions-Grade-2-Chapter-3-Addition-to-100-Strategies-107.png\" alt=\"Big Ideas Math Solutions Grade 2 Chapter 3 Addition to 100 Strategies 107\" width=\"275\" height=\"314\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Solutions-Grade-2-Chapter-3-Addition-to-100-Strategies-107.png 275w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Solutions-Grade-2-Chapter-3-Addition-to-100-Strategies-107-263x300.png 263w\" sizes=\"(max-width: 275px) 100vw, 275px\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45582\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Use-Compensation-Add-Homework-Practice-3.5-Question-2.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Use Compensation-Add-Homework-Practice-3.5-Question-2\" width=\"292\" height=\"345\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Use-Compensation-Add-Homework-Practice-3.5-Question-2.jpg 292w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Use-Compensation-Add-Homework-Practice-3.5-Question-2-254x300.jpg 254w\" sizes=\"(max-width: 292px) 100vw, 292px\" \/><br \/>\nExplanation :<br \/>\nTakes ones from one addend to make other addend number a decade number . Here 5 is taken from addend 27 and added to 15 addend to make 15 a decade number that is 15 + 5 = 20<br \/>\nThen add the changed addends we get, 22+ 20 = 42 .<\/p>\n<p>Question 3.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17701\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Solutions-Grade-2-Chapter-3-Addition-to-100-Strategies-108.png\" alt=\"Big Ideas Math Solutions Grade 2 Chapter 3 Addition to 100 Strategies 108\" width=\"275\" height=\"151\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45583\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Use-Compensation-Add-Homework-Practice-3.5-Question-3.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Use Compensation-Add-Homework-Practice-3.5-Question-3\" width=\"281\" height=\"183\" \/><br \/>\nExplanation :<br \/>\nTakes ones from one addend to make other addend number a decade number . Here 4 is taken from addend 34 and added to 66 addend to make 66 a decade number that is 34 &#8211; 4 = 30<br \/>\nThen add the changed addends we get, 70+ 30 = 100 .<\/p>\n<p>Question 4.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17702\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Solutions-Grade-2-Chapter-3-Addition-to-100-Strategies-109.png\" alt=\"Big Ideas Math Solutions Grade 2 Chapter 3 Addition to 100 Strategies 109\" width=\"278\" height=\"156\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45584\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Use-Compensation-Add-Homework-Practice-3.5-Question-4.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Use Compensation-Add-Homework-Practice-3.5-Question-4\" width=\"281\" height=\"183\" \/><br \/>\nExplanation :<br \/>\nTakes ones from one addend to make other addend number a decade number . Here 1 is taken from addend 56 and added to 29 addend to make 29 a decade number that is 29 + 1 = 30<br \/>\nThen add the changed addends we get, 55+ 30 = 85 .<\/p>\n<p>Use compensation to add.<\/p>\n<p>Question 5.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17703\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Solutions-Grade-2-Chapter-3-Addition-to-100-Strategies-110.png\" alt=\"Big Ideas Math Solutions Grade 2 Chapter 3 Addition to 100 Strategies 110\" width=\"276\" height=\"144\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45585\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Use-Compensation-Add-Homework-Practice-3.5-Question-5.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Use Compensation-Add-Homework-Practice-3.5-Question-5\" width=\"281\" height=\"183\" \/><br \/>\nExplanation :<br \/>\nTakes ones from one addend to make other addend number a decade number . Here 4 is taken from addend 75 and added to 6 addend to make 6 a decade number that is 6 + 4 = 10<br \/>\nThen add the changed addends we get, 71+ 10 = 81 .<\/p>\n<p>Question 6.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17704\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Solutions-Grade-2-Chapter-3-Addition-to-100-Strategies-111.png\" alt=\"Big Ideas Math Solutions Grade 2 Chapter 3 Addition to 100 Strategies 111\" width=\"275\" height=\"154\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45587\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Use-Compensation-Add-Homework-Practice-3.5-Question-6-1.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Use Compensation-Add-Homework-Practice-3.5-Question-6\" width=\"281\" height=\"183\" \/><br \/>\nExplanation :<br \/>\nTakes ones from one addend to make other addend number a decade number . Here 2 is taken from addend 44 and added to 38 addend to make 38 a decade number that is 38 + 2 = 40<br \/>\nThen add the changed addends we get, 42+ 40 = 84 .<\/p>\n<p>Question 7.<br \/>\n<strong>Writing<\/strong><br \/>\nExplain why you make one addend a decade number when using compensation to add.<br \/>\n________________________________<br \/>\n________________________________<br \/>\n________________________________<br \/>\nAnswer :<br \/>\nAddends\u00a0are\u00a0numbers\u00a0used in addition problems,\u00a0they\u00a0refers to the\u00a0numbers\u00a0that are added together. &#8230; When solving addition problems, it is advisable to\u00a0make one\u00a0of the\u00a0addends\u00a0a tens\u00a0number\u00a0because, it makes the addition operation easier to manipulate.<br \/>\nCompensation\u00a0is a mental math strategy for multi-digit addition that involves adjusting one of the addends to\u00a0make\u00a0the equation\u00a0easier\u00a0to solve. Some students may prefer this strategy as an alternative to left-to-right addition or the breaking up the second\u00a0number\u00a0strategy.<\/p>\n<p>Question 8.<br \/>\n<strong>Modeling Real Life<\/strong><br \/>\nYou want to read 50 pages. You read 18 on Monday and 27 on Tuesday. Do you reach your goal?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17705\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Solutions-Grade-2-Chapter-3-Addition-to-100-Strategies-112.png\" alt=\"Big Ideas Math Solutions Grade 2 Chapter 3 Addition to 100 Strategies 112\" width=\"137\" height=\"51\" \/><br \/>\nAnswer :<br \/>\nNumber of pages i want to read = 50<br \/>\nNumber of pages read on Monday = 18<br \/>\nNumber of pages read on Tuesday = 27<br \/>\nNumber of pages read by me on Monday and Tuesday = 18 + 27 = 45<br \/>\n50 &gt; 45 .<br \/>\nNo, I didn&#8217;t reach the goal. More 5 pages required to read .<\/p>\n<p><strong>Review &amp; Refresh<\/strong><\/p>\n<p>Draw one line to show the parts<\/p>\n<p>Question 9.<br \/>\n2 squares<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17706\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Solutions-Grade-2-Chapter-3-Addition-to-100-Strategies-113.png\" alt=\"Big Ideas Math Solutions Grade 2 Chapter 3 Addition to 100 Strategies 113\" width=\"174\" height=\"104\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45589\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Use-Compensation-Add-Homework-Practice-3.5-Question-9.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Use Compensation-Add-Homework-Practice-3.5-Question-9\" width=\"203\" height=\"128\" \/><br \/>\nExplanation :<br \/>\nThe above rectangle is divided into 2 squares by drawing a line in the middle of the rectangle. it is drawn on half of the length of the rectangle .<\/p>\n<p>Question 10.<br \/>\n2 triangles<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17707\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Solutions-Grade-2-Chapter-3-Addition-to-100-Strategies-114.png\" alt=\"Big Ideas Math Solutions Grade 2 Chapter 3 Addition to 100 Strategies 114\" width=\"141\" height=\"119\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-45590\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Use-Compensation-Add-Homework-Practice-3.5-Question-10.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Use Compensation-Add-Homework-Practice-3.5-Question-10\" width=\"141\" height=\"124\" \/><br \/>\nExplanation :<br \/>\nDraw any line from any of the vertexes of the triangle . It divided the given triangle into two equal triangles as shown in the above diagram .<\/p>\n<h3><a id=\"Lesson_3.6_Practice_Addition_Strategies\"><\/a>Lesson 3.6 Practice Addition Strategies<\/h3>\n<p><strong>Explore and Grow<\/strong><\/p>\n<p>Use any strategy to \ufb01nd the sum.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17709\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Solutions-Grade-2-Chapter-3-Addition-to-100-Strategies-115.png\" alt=\"Big Ideas Math Solutions Grade 2 Chapter 3 Addition to 100 Strategies 115\" width=\"193\" height=\"56\" \/><\/p>\n<p>Compare your strategy to your partner\u2019s strategy. How are your strategies alike? How are they different?<br \/>\n________________________________<br \/>\n________________________________<br \/>\n________________________________<br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-46874\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.6-Practice-Addition-Strategies-Explore-Grow.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.6-Practice-Addition-Strategies-Explore-Grow\" width=\"590\" height=\"259\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.6-Practice-Addition-Strategies-Explore-Grow.jpg 590w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.6-Practice-Addition-Strategies-Explore-Grow-300x132.jpg 300w\" sizes=\"(max-width: 590px) 100vw, 590px\" \/><br \/>\nExplanation :<br \/>\nIn the first method We use place value and break the addends into tens and ones. Then add the tens values and ones values .Write the number formed . So, the number is 76<br \/>\nIn the Second Method The addend which we break apart to add is 41 . Break 41 into tens and ones that is 40 + 1. Add the tens to the first addend that is 35 + 40 = 75. Then add the ones that is 75 + 1 = 76.<br \/>\nSo, the sum is 76 .<\/p>\n<p><strong>Show and Grow<\/strong><\/p>\n<p>Question 1.<br \/>\n50 + 35 = ___<br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-47046\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.6-Practice-Addition-Strategies-Show-Grow-Question-1.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.6-Practice-Addition-Strategies-Show-Grow-Question-1\" width=\"281\" height=\"183\" \/><br \/>\nExplanation :<br \/>\nWe use place value and break the addends into tens and ones. Then add the tens values and ones values .Write the number formed . So, the number is 85<\/p>\n<p>Question 2.<br \/>\n64 + 32 = ___<br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-47047\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.6-Practice-Addition-Strategies-Show-Grow-Question-2.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.6-Practice-Addition-Strategies-Show-Grow-Question-2\" width=\"281\" height=\"183\" \/><br \/>\nExplanation :<br \/>\nWe use place value and break the addends into tens and ones. Then add the tens values and ones values .Write the number formed . So, the number is 96<\/p>\n<p>Question 3.<br \/>\n19 + 26 = ___<br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-47048\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.6-Practice-Addition-Strategies-Show-Grow-Question-3.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.6-Practice-Addition-Strategies-Show-Grow-Question-3\" width=\"302\" height=\"241\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.6-Practice-Addition-Strategies-Show-Grow-Question-3.jpg 302w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.6-Practice-Addition-Strategies-Show-Grow-Question-3-300x239.jpg 300w\" sizes=\"(max-width: 302px) 100vw, 302px\" \/><br \/>\nExplanation :<br \/>\nWe use place value and break the addends into tens and ones. Then add the tens values and ones values .Write the number formed . So, the number is 45<\/p>\n<p>Question 4.<br \/>\n78 + 13 = ___<br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-47049\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.6-Practice-Addition-Strategies-Show-Grow-Question-4.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.6-Practice-Addition-Strategies-Show-Grow-Question-4\" width=\"302\" height=\"241\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.6-Practice-Addition-Strategies-Show-Grow-Question-4.jpg 302w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.6-Practice-Addition-Strategies-Show-Grow-Question-4-300x239.jpg 300w\" sizes=\"(max-width: 302px) 100vw, 302px\" \/><br \/>\nExplanation :<br \/>\nWe use place value and break the addends into tens and ones. Then add the tens values and ones values .Write the number formed . So, the number is 91<\/p>\n<p><strong>Apply and Grow: Practice<\/strong><\/p>\n<p>Question 5.<br \/>\n32 + 41 = ___<br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-47051\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.6-Practice-Addition-Strategies-Apply-Grow-Practice-Question-5.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.6-Practice-Addition-Strategies-Apply-Grow-Practice-Question-5\" width=\"322\" height=\"279\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.6-Practice-Addition-Strategies-Apply-Grow-Practice-Question-5.jpg 322w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.6-Practice-Addition-Strategies-Apply-Grow-Practice-Question-5-300x260.jpg 300w\" sizes=\"(max-width: 322px) 100vw, 322px\" \/><br \/>\nExplanation :<br \/>\nThe addend which we break apart to add is 41 . Break 41 into tens and ones that is 40 + 1. Add the tens to the first addend that is 32 + 40 = 72. Then add the ones that is 72 + 1 = 73.<br \/>\nSo, the sum is 73 .<\/p>\n<p>Question 6.<br \/>\n56 + 18 = ___<br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-47052\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.6-Practice-Addition-Strategies-Apply-Grow-Practice-Question-6.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.6-Practice-Addition-Strategies-Apply-Grow-Practice-Question-6\" width=\"310\" height=\"277\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.6-Practice-Addition-Strategies-Apply-Grow-Practice-Question-6.jpg 310w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.6-Practice-Addition-Strategies-Apply-Grow-Practice-Question-6-300x268.jpg 300w\" sizes=\"(max-width: 310px) 100vw, 310px\" \/><br \/>\nExplanation :<br \/>\nThe addend which we break apart to add is 18 . Break 18 into tens and ones that is 10 + 8. Add the tens to the first addend that is 56 + 10 = 66. Then add the ones that is 66 + 8 = 74.<br \/>\nSo, the sum is 74 .<\/p>\n<p>Question 7.<br \/>\n47 + 36 = ___<br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-47053\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.6-Practice-Addition-Strategies-Apply-Grow-Practice-Question-7.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.6-Practice-Addition-Strategies-Apply-Grow-Practice-Question-7\" width=\"324\" height=\"313\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.6-Practice-Addition-Strategies-Apply-Grow-Practice-Question-7.jpg 324w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.6-Practice-Addition-Strategies-Apply-Grow-Practice-Question-7-300x290.jpg 300w\" sizes=\"(max-width: 324px) 100vw, 324px\" \/><br \/>\nExplanation :<br \/>\nThe addend which we break apart to add is 36 . Break 36 into tens and ones that is 30 + 6. Add the tens to the first addend that is 47 + 30 =77 . Then add the ones that is 77 + 6 = 83.<br \/>\nSo, the sum is 83 .<\/p>\n<p>Question 8.<br \/>\n91 + 9 = ___<br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-47057\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.6-Practice-Addition-Strategies-Apply-Grow-Practice-Question-8-1.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.6-Practice-Addition-Strategies-Apply-Grow-Practice-Question-8\" width=\"337\" height=\"282\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.6-Practice-Addition-Strategies-Apply-Grow-Practice-Question-8-1.jpg 337w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.6-Practice-Addition-Strategies-Apply-Grow-Practice-Question-8-1-300x251.jpg 300w\" sizes=\"(max-width: 337px) 100vw, 337px\" \/><br \/>\nExplanation :<br \/>\nThe addend which we break apart to add is 9 . Break 9 into tens and ones that is 10 &#8211; 1. Add the tens to the first addend that is 91 + 10 = 101. Then add the ones that is 101 &#8211; 1 = 100.<br \/>\nSo, the sum is 100 .<\/p>\n<p>Question 9.<br \/>\n___ = 67 + 22<br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-47055\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.6-Practice-Addition-Strategies-Apply-Grow-Practice-Question-9.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.6-Practice-Addition-Strategies-Apply-Grow-Practice-Question-9\" width=\"312\" height=\"274\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.6-Practice-Addition-Strategies-Apply-Grow-Practice-Question-9.jpg 312w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.6-Practice-Addition-Strategies-Apply-Grow-Practice-Question-9-300x263.jpg 300w\" sizes=\"(max-width: 312px) 100vw, 312px\" \/><br \/>\nExplanation :<br \/>\nThe addend which we break apart to add is 22 . Break 22 into tens and ones that is 20 + 2. Add the tens to the first addend that is 67 + 20 =87 . Then add the ones that is 87 + 2 = 89.<br \/>\nSo, the sum is 89 .<\/p>\n<p>Question 10.<br \/>\n__ = 51 + 39<br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-47056\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.6-Practice-Addition-Strategies-Apply-Grow-Practice-Question-10.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.6-Practice-Addition-Strategies-Apply-Grow-Practice-Question-10\" width=\"311\" height=\"263\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.6-Practice-Addition-Strategies-Apply-Grow-Practice-Question-10.jpg 311w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Lesson-3.6-Practice-Addition-Strategies-Apply-Grow-Practice-Question-10-300x254.jpg 300w\" sizes=\"(max-width: 311px) 100vw, 311px\" \/><br \/>\nExplanation :<br \/>\nThe addend which we break apart to add is 39 . Break 39 into tens and ones that is 30 + 9. Add the tens to the first addend that is 51 + 30 = 81\u00a0 . Then add the ones that is 51 + 39 = 90.<br \/>\nSo, the sum is 90 .<\/p>\n<p>Question 11.<br \/>\n<strong>YOU BE THE TEACHER<\/strong><br \/>\nYour friend breaks apart an addend to solve 24 + 56. Is your friend correct? Explain.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17708\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Solutions-Grade-2-Chapter-3-Addition-to-100-Strategies-115.1.png\" alt=\"Big Ideas Math Solutions Grade 2 Chapter 3 Addition to 100 Strategies 115.1\" width=\"602\" height=\"202\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Solutions-Grade-2-Chapter-3-Addition-to-100-Strategies-115.1.png 602w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Solutions-Grade-2-Chapter-3-Addition-to-100-Strategies-115.1-300x101.png 300w\" sizes=\"(max-width: 602px) 100vw, 602px\" \/><\/p>\n<p>Answer :<br \/>\nYes , he is correct.<br \/>\nExplanation :<br \/>\nThe addend which we break apart to add is 56 . Break 56 into tens and ones that is 50 + 6. Add the tens to the first addend that is 24 + 50 = 74\u00a0 . Then add the ones that is 74 + 6 = 80.<br \/>\nSo, the sum is 80 .<\/p>\n<p><strong>Think and Grow: Modeling Real Life<\/strong><\/p>\n<p>You collect 23 cans of a food drive. Your friend collects 35 more than you. How many cans does your friend collect?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17710\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Solutions-Grade-2-Chapter-3-Addition-to-100-Strategies-116.png\" alt=\"Big Ideas Math Solutions Grade 2 Chapter 3 Addition to 100 Strategies 116\" width=\"158\" height=\"106\" \/><br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17711\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Solutions-Grade-2-Chapter-3-Addition-to-100-Strategies-117.png\" alt=\"Big Ideas Math Solutions Grade 2 Chapter 3 Addition to 100 Strategies 117\" width=\"198\" height=\"50\" \/><\/p>\n<p>Answer :<br \/>\nNumber of cans collected by me = 23<br \/>\nNumber of cans collected by my friend = 35 more than me<br \/>\nNumber of cans collected by my friend = 35+ 23 = 58<\/p>\n<p><strong>Show and Grow<\/strong><\/p>\n<p>Question 12.<br \/>\nYou jump rope 67 times today. Tomorrow you want to jump rope 15 more times than you did today. How many times should you jump rope tomorrow?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17712\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Solutions-Grade-2-Chapter-3-Addition-to-100-Strategies-118.png\" alt=\"Big Ideas Math Solutions Grade 2 Chapter 3 Addition to 100 Strategies 118\" width=\"237\" height=\"55\" \/><br \/>\nAnswer :<br \/>\nNumber of rope jumps today by me = 67<br \/>\nNumber of rope jumps by me for tomorrow = 15 more times than you did today<br \/>\nNumber of rope jumps by me for tomorrow = 15 + 67 = 82<\/p>\n<p>Question 13.<br \/>\nYour friend uses 19 fewer nails than you to build a birdhouse. Your friend uses 13 nails. How many nails do you use?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17713\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Solutions-Grade-2-Chapter-3-Addition-to-100-Strategies-119.png\" alt=\"Big Ideas Math Solutions Grade 2 Chapter 3 Addition to 100 Strategies 119\" width=\"166\" height=\"151\" \/><br \/>\nAnswer :<br \/>\nNumber of nails used by my friend = 13<br \/>\nNumber of nails used by me = x<br \/>\nYour friend uses 19 fewer nails than me<br \/>\nx &#8211; 19 = 13<br \/>\nx = 13 + 19<br \/>\nx = 32<br \/>\nTherefore , Number of nails used by me = 32<\/p>\n<p>Question 14.<br \/>\nThe book club has 27 fewer students than the art club. The book club has 24 students. How many students are in the art club?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17714\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Solutions-Grade-2-Chapter-3-Addition-to-100-Strategies-120.png\" alt=\"Big Ideas Math Solutions Grade 2 Chapter 3 Addition to 100 Strategies 120\" width=\"220\" height=\"57\" \/><br \/>\nAnswer :<br \/>\nNumber of students in book club = Numbers of students in art club &#8211; 27<br \/>\nNumber of students in book club = 24<br \/>\nNumbers of students in art club = 24 + 27 (From given condition ) = 51<\/p>\n<h3><a id=\"Practice_Addition_Strategies_Homework_&amp;_Practice_3.6\"><\/a>Practice Addition Strategies Homework &amp; Practice 3.6<\/h3>\n<p>Question 1.<br \/>\n20 + 40 = __<br \/>\nAnswer :<br \/>\n20 + 40 = 60<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-47058\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Practice-Addition-Strategies-Homework-Practice-3.6-Question-1.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Practice-Addition-Strategies-Homework-Practice-3.6-Question-1\" width=\"294\" height=\"240\" \/><\/p>\n<p>Explanation :<br \/>\nWe use place value and break the addends into tens and ones. Then add the tens values and ones values .Write the number formed . So, the number is 60<\/p>\n<p>Question 2.<br \/>\n60 + 26 = ___<br \/>\nAnswer :<br \/>\n60 + 26 = 86<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-47059\" style=\"font-weight: inherit;\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Practice-Addition-Strategies-Homework-Practice-3.6-Question-2.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Practice-Addition-Strategies-Homework-Practice-3.6-Question-2\" width=\"294\" height=\"240\" \/><br \/>\nExplanation :<br \/>\nWe use place value and break the addends into tens and ones. Then add the tens values and ones values .Write the number formed . So, the number is 86<\/p>\n<p>Questi<span style=\"font-size: 16px;\">on 3.<\/span><\/p>\n<p>19 + 61 = ___<br \/>\nAnswer :<br \/>\n19 + 61 = 80<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-47060\" style=\"font-weight: inherit;\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Practice-Addition-Strategies-Homework-Practice-3.6-Question-3.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Practice-Addition-Strategies-Homework-Practice-3.6-Question-3\" width=\"294\" height=\"240\" \/><br \/>\nExplanation :<br \/>\nWe use place value and break the addends into tens and ones. Then add the tens values and ones values .Write the number formed . So, the number is 80<\/p>\n<p>Que<span style=\"font-size: 16px;\">stion 4.<\/span><\/p>\n<p>43 + 28 = ___<br \/>\nAnswer :<br \/>\n43 + 28 = 71<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-47061\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Practice-Addition-Strategies-Homework-Practice-3.6-Question-4.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Practice-Addition-Strategies-Homework-Practice-3.6-Question-4\" width=\"294\" height=\"240\" \/><br \/>\nExplanation :<br \/>\nWe use place value and break the addends into tens and ones. Then add the tens values and ones values .Write the number formed . So, the number is 71<\/p>\n<p>Question 5.<br \/>\n__ = 45 + 46<br \/>\nAnswer :<br \/>\n45 + 45 = 91<br \/>\n<img loading=\"lazy\" class=\"alignnone wp-image-47062 size-full\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Practice-Addition-Strategies-Homework-Practice-3.6-Question-5.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Practice-Addition-Strategies-Homework-Practice-3.6-Question-5\" width=\"294\" height=\"240\" \/><br \/>\nExplanation :<br \/>\nWe use place value and break the addends into tens and ones. Then add the tens values and ones values .Write the number formed . So, the number is 91<\/p>\n<p>Question 6.<br \/>\n__ = 33 + 59<br \/>\nAnswer :<br \/>\n33 + 59 = 92<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-47063\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Practice-Addition-Strategies-Homework-Practice-3.6-Question-6.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Practice-Addition-Strategies-Homework-Practice-3.6-Question-6\" width=\"294\" height=\"240\" \/><br \/>\nExplanation :<br \/>\nWe use place value and break the addends into tens and ones. Then add the tens values and ones values .Write the number formed . So, the number is 92<\/p>\n<p>Question 7.<br \/>\n<strong>YOU BE THE TEACHER<\/strong><br \/>\nYour friend uses compensation to solve 28 + 33. Is your friend correct? Explain.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17715\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Solutions-Grade-2-Chapter-3-Addition-to-100-Strategies-121.png\" alt=\"Big Ideas Math Solutions Grade 2 Chapter 3 Addition to 100 Strategies 121\" width=\"609\" height=\"145\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Solutions-Grade-2-Chapter-3-Addition-to-100-Strategies-121.png 609w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Solutions-Grade-2-Chapter-3-Addition-to-100-Strategies-121-300x71.png 300w\" sizes=\"(max-width: 609px) 100vw, 609px\" \/><br \/>\nAnswer :<br \/>\nNo , he is wrong .<br \/>\nExplanation :<br \/>\nAfter adding 2 to 28 then we should subtract 2 from 33 .then we get 28 + 2 = 30 and 33 &#8211; 2 = 31 . now add the changed addends we get 30 + 31 = 61 .<br \/>\nSo, the sum is 61 .<\/p>\n<p>Question 8.<br \/>\n<strong>Modeling Real Life<\/strong><br \/>\nYou have 15 blue crayons and 26 red crayons. How many crayons do you have in all?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17716\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Solutions-Grade-2-Chapter-3-Addition-to-100-Strategies-122.png\" alt=\"Big Ideas Math Solutions Grade 2 Chapter 3 Addition to 100 Strategies 122\" width=\"192\" height=\"160\" \/><br \/>\nAnswer :<br \/>\nNumber of blue crayons = 15<br \/>\nNumber of red crayons = 26<br \/>\nTotal number of crayons = 15 + 26 = 41<\/p>\n<p>Question 9.<br \/>\n<strong>Modeling Real Life<\/strong><br \/>\nThe home team scores 46 points. The visiting team scores 13 more than the home team. How many points does the visiting team score?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17717\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Solutions-Grade-2-Chapter-3-Addition-to-100-Strategies-123.png\" alt=\"Big Ideas Math Solutions Grade 2 Chapter 3 Addition to 100 Strategies 123\" width=\"212\" height=\"75\" \/><br \/>\nAnswer :<br \/>\nScore of home team = 46<br \/>\nScore of visiting team = 13 more than the home team = 13 + 46 = 59<br \/>\nTherefore, visiting team score = 59 points .<\/p>\n<p><strong>Review &amp; Refresh<\/strong><\/p>\n<p>Question 10.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17718\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Solutions-Grade-2-Chapter-3-Addition-to-100-Strategies-124.png\" alt=\"Big Ideas Math Solutions Grade 2 Chapter 3 Addition to 100 Strategies 124\" width=\"547\" height=\"182\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Solutions-Grade-2-Chapter-3-Addition-to-100-Strategies-124.png 547w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Solutions-Grade-2-Chapter-3-Addition-to-100-Strategies-124-300x100.png 300w\" sizes=\"(max-width: 547px) 100vw, 547px\" \/><br \/>\nAnswer :<br \/>\nNumber of Drums = 5<br \/>\nNumber of Guitars = 5 + 4 = 9<br \/>\n5&lt; 9<br \/>\nIt means the number of Guitars are greater than the number of drums.<\/p>\n<h3><a id=\"Lesson_3.7_Problem_Solving:_Addition\"><\/a>Lesson 3.7 Problem Solving: Addition<\/h3>\n<p>Model the story.<\/p>\n<p>Newton has 15 books. Descartes has 22 more. How many books does Descartes have?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17611\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-125.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 125\" width=\"295\" height=\"91\" \/><br \/>\nAnswer :<br \/>\nNumber of books with Newton =15<br \/>\nNumber of books with Descartes = 22 more = 22 + 15\u00a0 = 37<\/p>\n<p>How many books do Newton and Descartes have in all?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17610\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-125.1.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 125.1\" width=\"328\" height=\"70\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-125.1.png 328w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-125.1-300x64.png 300w\" sizes=\"(max-width: 328px) 100vw, 328px\" \/><br \/>\nAnswer :<br \/>\nTotal Number of books with Newton and Descartes = 15 + 37 = 52<\/p>\n<p><strong>Show and Grow<\/strong><\/p>\n<p>Question 1.<br \/>\nYou have 7 cherries. You pick 6 more. Your friend has 45 cherries. How many cherries do you and your friend have in all?<br \/>\nAnswer :<br \/>\nNumber of cherries with me = 7<br \/>\nNumber pf cherries picked by me = 6<br \/>\nTotal Number of cherries with me = 7 + 6 = 13<br \/>\nNumber of cherries with my friend = 45<br \/>\nTotal Number of cherries with me and my friend = 13 + 45 = 58<\/p>\n<p><strong>Apply and Grow: Practice<\/strong><\/p>\n<p>Question 2.<br \/>\nYou have 15 blueberries. You pick 12 more. Your friend picks 32 blueberries. How many blue berries do you and your friend pick in all?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17719\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Solutions-Grade-2-Chapter-3-Addition-to-100-Strategies-127.png\" alt=\"Big Ideas Math Solutions Grade 2 Chapter 3 Addition to 100 Strategies 127\" width=\"211\" height=\"246\" \/><br \/>\nAnswer :<br \/>\nNumber of blueberries with me = 15<br \/>\nNumber of blueberries picked by me = 12 more<br \/>\nTotal Number of blueberries with me = 15 + 12 = 27<br \/>\nNumber of blueberries with my friend = 32<br \/>\nTotal Number of blueberries with me and my friend = 27 + 32 = 59<\/p>\n<p>Question 3.<br \/>\nYou have 26 green crayons. You \ufb01nd 10 more. You have 16 red crayons. How many crayons do you have in all?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17720\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Solutions-Grade-2-Chapter-3-Addition-to-100-Strategies-128.png\" alt=\"Big Ideas Math Solutions Grade 2 Chapter 3 Addition to 100 Strategies 128\" width=\"219\" height=\"57\" \/><br \/>\nAnswer :<br \/>\nNumber of Green crayons with me = 26<br \/>\nNumber of green crayons found = 10<br \/>\nTotal Number of green crayons = 26 + 10 = 36<br \/>\nNumber of red crayons = 16<br \/>\nTotal Number of crayons = 36 + 16 = 52<\/p>\n<p>Question 4.<br \/>\nYou take 24 pictures on Friday. You take 20 more on Saturday. You and your friend take 50 pictures in all. How many pictures does your friend take?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17612\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-129.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 129\" width=\"181\" height=\"244\" \/><br \/>\nAnswer :<br \/>\nNumber of pictures taken on Friday by me= 24<br \/>\nNumber of pictures taken on Saturday by me = 20 + 24 = 44<br \/>\nNumber of pictures taken by me and my friend = 50<br \/>\nNumber of pictures taken by friend = 50 &#8211; 44 = 6<\/p>\n<p><strong>Think and Grow: Modeling Real Life<\/strong><\/p>\n<p>There are 31 children at a craft fair. There are 20 more adults than children at the craft fair. How many people are at the craft fair in all?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17613\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-130.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 130\" width=\"167\" height=\"298\" \/><br \/>\nCircle what you know.<br \/>\nUnderline what you need to \ufb01nd.<br \/>\nSolve:<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17614\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-131.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 131\" width=\"310\" height=\"62\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-131.png 310w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-131-300x60.png 300w\" sizes=\"(max-width: 310px) 100vw, 310px\" \/><br \/>\nAnswer :<br \/>\nNumber of children at craft fair= 31<br \/>\nNumber of adults at craft fair = 20 more than children&#8217;s = 20 + 31 = 51<br \/>\nTotal Number of people at craft fair = 31 + 51 = 82.<\/p>\n<p><strong>Show and Grow<\/strong><\/p>\n<p>Question 5.<br \/>\nYour friend has 40 pens. You have 16 more than your friend. How many pens do you and your friend have in all?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17615\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-132.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 132\" width=\"308\" height=\"55\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-132.png 308w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-132-300x54.png 300w\" sizes=\"(max-width: 308px) 100vw, 308px\" \/><br \/>\nAnswer :<br \/>\nNumber of pens with my friend = 40<br \/>\nNumber of pens with me = 16 more than my friend. = 16 + 40 = 56 .<br \/>\nTotal Number of pens with me and my friend = 40 + 56 = 96<\/p>\n<p>Question 6.<br \/>\nYou plant 28 seeds. Your friend plants 13 more than you. How many seeds do you and your friend plant in all?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17616\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-133.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 133\" width=\"171\" height=\"172\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-133.png 171w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-133-150x150.png 150w\" sizes=\"(max-width: 171px) 100vw, 171px\" \/><br \/>\nAnswer :<br \/>\nNumber of seeds planted by me = 28<br \/>\nNumber of seeds planted by my friend = 13 more than me = 13 + 28 = 41<br \/>\nTotal Number of seeds planted by me and my friend = 28 + 41 = 69<\/p>\n<h3><a id=\"Problem_Solving:_Addition_Homework_&amp;_Practice_3.7\"><\/a>Problem Solving: Addition Homework &amp; Practice 3.7<\/h3>\n<p>Question 1.<br \/>\nYou see 14 zebras and 4 elephants at the zoo. Then you see 20 snakes. How many animals do you see in all?<br \/>\nAnswer :<br \/>\nNumber of zebras = 14<br \/>\nNumber of elephants = 4<br \/>\nNumber of snakes = 20<br \/>\nTotal Number of animals = Number of zebras + Number of elephants + Number of snakes = 14 + 4 + 20 = 38<\/p>\n<p>Question 2.<br \/>\nYou win 14 tokens at one game and 15 at another. You and your friend have 40 tokens in all. How many tokens does your friend have?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17680\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answers-2nd-Grade-Chapter-3-Addition-to-100-Strategies-134.png\" alt=\"Big Ideas Math Answers 2nd Grade Chapter 3 Addition to 100 Strategies 134\" width=\"145\" height=\"164\" \/><br \/>\nAnswer :<br \/>\nNumber of tokens won in one game = 14<br \/>\nNumber of tokens won in another game = 15<br \/>\nTotal Number of tokens with me = 14 + 15 = 29<br \/>\nNumber of tokens with me and my friend = 40<br \/>\nNumber of tokens with my friend = total tokens &#8211; number of tokens with me = 40 &#8211; 29 = 11<\/p>\n<p>Question 3.<br \/>\nYour class sells 40 raf\ufb02e tickets. Your friend\u2019s class sells 15 more than your class. How many raf\ufb02e tickets do your class and your friend\u2019s class sell in all?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17617\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-135.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 135\" width=\"278\" height=\"67\" \/><br \/>\nAnswer :<br \/>\nNumber of raffle tickets sold by my class = 40<br \/>\nNumber of tickets sold my friends class = 15 more than my class = 15 + 40 = 55<br \/>\nTotal Number of tickets sold by my class and friends class = 40 + 55 = 95<\/p>\n<p>Question 4.<br \/>\n<strong>Modeling Real Life<\/strong><br \/>\nYour friend picks 33 apples. You pick 11 more than your friend. How many apples do you and your friend pick in all? <img loading=\"lazy\" class=\"alignnone size-full wp-image-17618\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-136.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 136\" width=\"154\" height=\"154\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-136.png 154w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-136-150x150.png 150w\" sizes=\"(max-width: 154px) 100vw, 154px\" \/><br \/>\nAnswer :<br \/>\nNumber of apples picked my friend = 33<br \/>\nNumber of apples picked by me = 11 more than my friend = 11 + 33 = 44<br \/>\nTotal Number of apples with me and my friend = 33 + 44 = 77 apples.<\/p>\n<p><strong>Review &amp; Refresh<\/strong><\/p>\n<p>Get to 10 to subtract<\/p>\n<p>Question 5.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17619\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-137.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 137\" width=\"235\" height=\"218\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-47064\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Problem-Solving-Addition-Homework-Practice-3.7-Question-5.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Problem-Solving-Addition-Homework-Practice-3.7-Question-5\" width=\"294\" height=\"240\" \/><\/p>\n<p>Question 6.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17620\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-138.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 138\" width=\"238\" height=\"227\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-47065\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Problem-Solving-Addition-Homework-Practice-3.7-Question-6.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Problem-Solving-Addition-Homework-Practice-3.7-Question-6\" width=\"294\" height=\"240\" \/><\/p>\n<h3><a id=\"Addition_to_100_Strategies_Performance_Task_3\"><\/a>Addition to 100 Strategies Performance Task 3<\/h3>\n<p>Question 1.<br \/>\nYou go to an amusement park. The wait times and ride times for the rides are shown below.<br \/>\na. Find the total number of minutes it takes to wait and ride each ride.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17621\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-139.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 139\" width=\"653\" height=\"201\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-139.png 653w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-139-300x92.png 300w\" sizes=\"(max-width: 653px) 100vw, 653px\" \/><br \/>\nAnswer :<br \/>\nTotal Time = Wait time + Ride Time<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-47067\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Performance-Task-3-Question-1.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Performance-Task 3-Question-1\" width=\"602\" height=\"193\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Performance-Task-3-Question-1.jpg 602w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Performance-Task-3-Question-1-300x96.jpg 300w\" sizes=\"(max-width: 602px) 100vw, 602px\" \/><br \/>\nb. How many more minutes do you spend at the log ride than at the bumper cars?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17622\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-140.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 140\" width=\"359\" height=\"57\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-140.png 359w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-140-300x48.png 300w\" sizes=\"(max-width: 359px) 100vw, 359px\" \/><br \/>\nAnswer :<br \/>\nNumber of minutes at log ride = 68 minutes.<br \/>\nNumber of minutes at Bumper cars = 44 minutes .<br \/>\nNumber of more minutes spend at the log ride than at the bumper cars = 68 &#8211; 44 = 24 minutes.<\/p>\n<p>c. You want to ride 2 different rides in less than 90 minutes. Which rides can you ride?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17623\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-141.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 141\" width=\"487\" height=\"49\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-141.png 487w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-141-300x30.png 300w\" sizes=\"(max-width: 487px) 100vw, 487px\" \/><br \/>\nAnswer :<br \/>\nThe two rides which i can ride less than 90 minutes are Ferris wheel and Bumper cars.<br \/>\nExplanation :<br \/>\nNumber of minutes at Ferris wheel = 42<br \/>\nNumber of minutes at Bumper cars = 44<br \/>\nTotal Time = 42 + 44 = 86<br \/>\n86 &gt; 90 minutes.<\/p>\n<p>Question 2.<br \/>\nAt 12:30, you spend 25 minutes eating lunch and 30 minutes playing games. How many more minutes are there until the show starts?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17624\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-142.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 142\" width=\"445\" height=\"149\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-142.png 445w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-142-300x100.png 300w\" sizes=\"(max-width: 445px) 100vw, 445px\" \/><br \/>\nAnswer :<br \/>\nTime spent in eating lunch = 25 minutes<br \/>\nTime spent in playing games = 30 minutes<br \/>\nTotal Time = 25 + 30 = 55 minutes<br \/>\nFrom 12 : 30 total time spent is 55 minutes so the time is 1:25<br \/>\nThe show starts at 1 : 30.<br \/>\nThe time left to start the show is 5 minutes.<\/p>\n<h3><a id=\"Addition_to_100_Strategies_Activity\"><\/a>Addition to 100 Strategies Activity<\/h3>\n<p><strong>Three in a Row: Addition<\/strong><\/p>\n<p>To Play: Players take turns. On your turn, spin both spinners. Add the two numbers and cover the sum. Continue playing until a player gets three in a row.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17625\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-143.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 143\" width=\"497\" height=\"590\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-143.png 497w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-143-253x300.png 253w\" sizes=\"(max-width: 497px) 100vw, 497px\" \/><\/p>\n<h3><a id=\"Addition_to_100_Strategies_Chapter_Practice_3\"><\/a>Addition to 100 Strategies Chapter Practice 3<\/h3>\n<p><strong>3.1 Add Tens Using a Number Line<\/strong><\/p>\n<p>Question 1.<br \/>\n30 + 40 = __<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17626\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-144.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 144\" width=\"538\" height=\"40\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-144.png 538w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-144-300x22.png 300w\" sizes=\"(max-width: 538px) 100vw, 538px\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-47081\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Chapter-Practice-3-3.1-Add-Tens-Using-Number-Line-Question-1.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Chapter-Practice-3-3.1-Add-Tens-Using-Number-Line-Question-1\" width=\"526\" height=\"159\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Chapter-Practice-3-3.1-Add-Tens-Using-Number-Line-Question-1.jpg 526w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Chapter-Practice-3-3.1-Add-Tens-Using-Number-Line-Question-1-300x91.jpg 300w\" sizes=\"(max-width: 526px) 100vw, 526px\" \/><br \/>\nExplanation :<br \/>\nThe open number line start at 30 and 40 is same as 4 tens So, count on 4 tens .Then the linking jumps move to right from 30 to 70. It ends at 70 showing the sum .<br \/>\nSo , 30 + 40 = 70<\/p>\n<p>Question 2.<br \/>\n26 + 50 = ___<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17627\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-145.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 145\" width=\"527\" height=\"45\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-145.png 527w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-145-300x26.png 300w\" sizes=\"(max-width: 527px) 100vw, 527px\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-47082\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Chapter-Practice-3-3.1-Add-Tens-Using-Number-Line-Question-2.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Chapter-Practice-3-3.1-Add-Tens-Using-Number-Line-Question-2\" width=\"524\" height=\"169\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Chapter-Practice-3-3.1-Add-Tens-Using-Number-Line-Question-2.jpg 524w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Chapter-Practice-3-3.1-Add-Tens-Using-Number-Line-Question-2-300x97.jpg 300w\" sizes=\"(max-width: 524px) 100vw, 524px\" \/><br \/>\nExplanation :<br \/>\nThe open number line start at 26 and 50 is same as 5 tens So, count on 5 tens .Then the linking jumps move to right from 26 to 70. It ends at 76 showing the sum .<br \/>\nSo , 26 + 50 = 76<\/p>\n<p><strong>3.2 Add Tens and Ones Using a Number Line<\/strong><\/p>\n<p>Question 3.<br \/>\n46 + 33 = ___<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17628\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-146.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 146\" width=\"527\" height=\"51\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-146.png 527w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-146-300x29.png 300w\" sizes=\"(max-width: 527px) 100vw, 527px\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-47083\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Chapter-Practice-3-3.2-Add-Tens-Ones-Using-Number-Line-Question-3.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Chapter-Practice-3-3.2-Add-Tens-Ones-Using-Number-Line-Question-3\" width=\"512\" height=\"169\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Chapter-Practice-3-3.2-Add-Tens-Ones-Using-Number-Line-Question-3.jpg 512w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Chapter-Practice-3-3.2-Add-Tens-Ones-Using-Number-Line-Question-3-300x99.jpg 300w\" sizes=\"(max-width: 512px) 100vw, 512px\" \/><br \/>\nExplanation :<br \/>\nThe open number line start at 46 and 33 is same as 3 tens and 3 ones So, count on 3 tens and 3 ones.Then the linking jumps move to right from 46 to 79. It ends at 79 showing the sum .<br \/>\nSo , 46 + 33 = 79 .<\/p>\n<p>Question 4.<br \/>\n<strong>Modeling Real Life<\/strong><br \/>\nYou \ufb01nd 57 bugs. Your friend \ufb01nds 12 more than you. How many bugs does your friend \ufb01nd?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17630\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-147.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 147\" width=\"557\" height=\"95\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-147.png 557w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-147-300x51.png 300w\" sizes=\"(max-width: 557px) 100vw, 557px\" \/><br \/>\nAnswer :<br \/>\nNumber of bugs found by me = 57<br \/>\nNumber of bugs found by my friend = 12 more than you = 57 + 12 = 69<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-47084\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Chapter-Practice-3-3.2-Add-Tens-Ones-Using-Number-Line-Question-4.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Chapter-Practice-3-3.2-Add-Tens-Ones-Using-Number-Line-Question-4\" width=\"539\" height=\"161\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Chapter-Practice-3-3.2-Add-Tens-Ones-Using-Number-Line-Question-4.jpg 539w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Chapter-Practice-3-3.2-Add-Tens-Ones-Using-Number-Line-Question-4-300x90.jpg 300w\" sizes=\"(max-width: 539px) 100vw, 539px\" \/><br \/>\nExplanation :<br \/>\nThe open number line start at 57 and 12 is same as 1 tens and 2 ones So, count on 1 tens and 2 ones.Then the linking jumps move to right from 57 to 69. It ends at 69 showing the sum .<br \/>\nSo , 57 + 12 = 69<\/p>\n<p><strong>3.3 Use Place Value o Add<\/strong><\/p>\n<p>Use place value to break apart the addends. Then \ufb01nd the sum.<\/p>\n<p>Question 5.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17631\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-148.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 148\" width=\"263\" height=\"169\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-47068\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Chapter-Practice-3-3.3-Use-Place-Value-Add-Question-5.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Chapter-Practice-3-3.3-Use-Place-Value-Add-Question-5\" width=\"279\" height=\"211\" \/><\/p>\n<p>Explanation :<br \/>\nWe use place value and break the addends into tens and ones. Then add the tens values and ones values .Write the number formed . So, the number is\u00a0 87<\/p>\n<p>Question 6.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17632\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-149.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 149\" width=\"267\" height=\"176\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-47069\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Chapter-Practice-3-3.3-Use-Place-Value-Add-Question-6.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Chapter-Practice-3-3.3-Use-Place-Value-Add-Question-6\" width=\"279\" height=\"211\" \/><\/p>\n<p>Explanation :<br \/>\nWe use place value and break the addends into tens and ones. Then add the tens values and ones values .Write the number formed . So, the number is 86<\/p>\n<p>Question 7.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17633\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-150.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 150\" width=\"262\" height=\"176\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-47070\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Chapter-Practice-3-3.3-Use-Place-Value-Add-Question-7.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Chapter-Practice-3-3.3-Use-Place-Value-Add-Question-7\" width=\"279\" height=\"211\" \/><\/p>\n<p>Explanation :<br \/>\nWe use place value and break the addends into tens and ones. Then add the tens values and ones values .Write the number formed . So, the number is 96<\/p>\n<p>Question 8.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17634\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-151.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 151\" width=\"262\" height=\"179\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-47071\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Chapter-Practice-3-3.3-Use-Place-Value-Add-Question-8.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Chapter-Practice-3-3.3-Use-Place-Value-Add-Question-8\" width=\"279\" height=\"211\" \/><\/p>\n<p>Explanation :<br \/>\nWe use place value and break the addends into tens and ones. Then add the tens values and ones values .Write the number formed . So, the number is 81<\/p>\n<p><strong>3.4 Decompose to Add Tens and Ones<\/strong><\/p>\n<p>Use place value to break apart an addend. Then find the sum.<\/p>\n<p>Question 9.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17635\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-152.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 152\" width=\"300\" height=\"229\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-47072\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Chapter-Practice-3-3.4-Decompose-Add-Tens-Ones-Question-9.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Chapter-Practice-3-3.4-Decompose-Add-Tens-Ones-Question-9\" width=\"300\" height=\"229\" \/><\/p>\n<p>Explanation :<br \/>\nThe addend which we break apart to add is 42 . Break 42 into tens and ones that is 40 + 2. Add the tens to the first addend that is 37 + 40 = 77. Then add the ones that is 77 + 2 = 79.<br \/>\nSo, the sum is 79 .<\/p>\n<p>Question 10.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17636\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-153.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 153\" width=\"308\" height=\"228\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-153.png 308w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-153-300x222.png 300w\" sizes=\"(max-width: 308px) 100vw, 308px\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-47073\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Chapter-Practice-3-3.4-Decompose-Add-Tens-Ones-Question-10.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Chapter-Practice-3-3.4-Decompose-Add-Tens-Ones-Question-10\" width=\"308\" height=\"228\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Chapter-Practice-3-3.4-Decompose-Add-Tens-Ones-Question-10.jpg 308w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Chapter-Practice-3-3.4-Decompose-Add-Tens-Ones-Question-10-300x222.jpg 300w\" sizes=\"(max-width: 308px) 100vw, 308px\" \/><\/p>\n<p>Explanation :<br \/>\nThe addend which we break apart to add is 26 . Break 26 into tens and ones that is 20 + 6. Add the tens to the first addend that is 51 + 20 = 71. Then add the ones that is 71 + 6 = 77.<br \/>\nSo, the sum is 77 .<\/p>\n<p>Question 11.<br \/>\n<strong>Precision<\/strong><br \/>\nWhich expressions have a sum of 95?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17637\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-154.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 154\" width=\"574\" height=\"96\" srcset=\"https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-154.png 574w, https:\/\/bigideasmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-154-300x50.png 300w\" sizes=\"(max-width: 574px) 100vw, 574px\" \/><br \/>\nAnswer :<br \/>\nExpressions : 43 + 52 , 31 + 64\u00a0 and 73 + 22 have sum of 95<br \/>\nExplanation :<br \/>\n43 + 52 = 95<br \/>\n25 + 30 = 55<br \/>\n31 + 64 = 95<br \/>\n73 + 22 = 95<br \/>\n71 + 12 = 83<\/p>\n<p><strong>3.5 Use Compensation to Add<\/strong><\/p>\n<p>Use compensation to add.<\/p>\n<p>Question 12.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17638\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-155.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 155\" width=\"279\" height=\"151\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-47074\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Chapter-Practice-3-3.5-Use-Compensation-Add-Question-12.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Chapter-Practice-3-3.5-Use-Compensation-Add-Question-12\" width=\"279\" height=\"211\" \/><br \/>\nExplanation :<br \/>\nTakes ones from one addend to make other addend number a decade number . Here 5 is taken from addend 66 and added to 25 addend to make 25 a decade number that is 25 + 5 = 30<br \/>\nThen add the changed addends we get, 61 + 30 = 91 .<\/p>\n<p>Question 13.<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17639\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-156.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 156\" width=\"278\" height=\"167\" \/><br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-47075\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Chapter-Practice-3-3.5-Use-Compensation-Add-Question-13.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Chapter-Practice-3-3.5-Use-Compensation-Add-Question-13\" width=\"279\" height=\"211\" \/><br \/>\nExplanation :<br \/>\nTakes ones from one addend to make other addend number a decade number . Here 1 is taken from addend 53 and added to 39 addend to make 39 a decade number that is 39+ 1 = 40<br \/>\nThen add the changed addends we get, 52 + 40 = 92 .<\/p>\n<p>Question 14.<br \/>\n<strong>Modeling Real Life<\/strong><br \/>\nYou and your friend want to \ufb01nd 90 seashells. You \ufb01nd 45. Your friend \ufb01nds 51. Do you and your friend reach your goal?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17640\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-157.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 157\" width=\"95\" height=\"90\" \/><br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17641\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-158.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 158\" width=\"138\" height=\"52\" \/><br \/>\nAnswer :<br \/>\nTotal Numbers of seashells to be found = 90<br \/>\nNumber of shells found by me = 45<br \/>\nNumber of shells found by my friend = 51<br \/>\nTotal Number of shells found by me and my friend = 45 + 51 = 96<br \/>\n90 &lt; 96 .<br \/>\nYes, we reached the goal .<\/p>\n<p><strong>3.6 Practice Addition Strategies<\/strong><\/p>\n<p>Question 15.<br \/>\n47 + 36 = __<br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-47076\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Chapter-Practice-3-3.6-Practice-Addition-Strategies-Question-15.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Chapter-Practice-3-3.6-Practice-Addition-Strategies-Question-15\" width=\"281\" height=\"211\" \/><\/p>\n<p>Explanation :<br \/>\nWe use place value and break the addends into tens and ones. Then add the tens values and ones values .Write the number formed . So, the number is 83<\/p>\n<p>Question 16.<br \/>\n50 + 19 = ___<br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-47077\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Chapter-Practice-3-3.6-Practice-Addition-Strategies-Question-16.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Chapter-Practice-3-3.6-Practice-Addition-Strategies-Question-16\" width=\"281\" height=\"211\" \/><\/p>\n<p>Explanation :<br \/>\nWe use place value and break the addends into tens and ones. Then add the tens values and ones values .Write the number formed . So, the number is 69<\/p>\n<p>Question 17.<br \/>\n32 + 55 = ___<br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-47078\" style=\"font-weight: inherit;\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Chapter-Practice-3-3.6-Practice-Addition-Strategies-Question-17.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Chapter-Practice-3-3.6-Practice-Addition-Strategies-Question-17\" width=\"281\" height=\"211\" \/><\/p>\n<p>Explanation :<br \/>\nWe use place value and break the addends into tens and ones. Then add the tens values and ones values .Write the number formed . So, the number is 87<\/p>\n<p>Questio<span style=\"font-size: 16px;\">n 1<\/span><span style=\"font-size: 16px;\">8.<\/span><\/p>\n<p>54 + 26 = ___<br \/>\nAnswer :<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-47079\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Chapter-Practice-3-3.6-Practice-Addition-Strategies-Question-18.jpg\" alt=\"Big-Ideas-Math-Book-2nd-Grade-Answer-Key-Chapter-3-Addition-to-100-Strategies-Addition-to-100-Strategies-Chapter-Practice-3-3.6-Practice-Addition-Strategies-Question-18\" width=\"281\" height=\"211\" \/><\/p>\n<p>Explanation :<br \/>\nWe use place value and break the addends into tens and ones. Then add the tens values and ones values .Write the number formed . So, the number is 80<\/p>\n<p><strong>3.7 Problem Solving: Addition<\/strong><\/p>\n<p>Question 19.<br \/>\nNewton has 23 rocks. He \ufb01nds 7 more. Descartes has 51 rocks. How many rocks do Newton and Descartes have in all?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17642\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-159.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 159\" width=\"276\" height=\"66\" \/><br \/>\nAnswers :<br \/>\nNumber of rocks with Newton = 23<br \/>\nNumber of rocks found by newton = 7<br \/>\nTotal number of rocks with newton = 23 + 7 = 30<br \/>\nNumber of rocks with Descartes = 51<br \/>\nTotal Number of rocks with Newton and Descartes = 30 + 51 = 81<\/p>\n<p>Question 20.<br \/>\nYour friend has 22 bracelets. You have 16 more. How many bracelets do you and your friend have in all?<br \/>\n<img loading=\"lazy\" class=\"alignnone size-full wp-image-17643\" src=\"https:\/\/ccssmathanswers.com\/wp-content\/uploads\/2020\/12\/Big-Ideas-Math-Answer-Key-Grade-2-Chapter-3-Addition-to-100-Strategies-160.png\" alt=\"Big Ideas Math Answer Key Grade 2 Chapter 3 Addition to 100 Strategies 160\" width=\"209\" height=\"280\" \/><br \/>\nAnswer :<br \/>\nNumber of bracelets with my friend = 22<br \/>\nNumber of bracelets with me = 16<br \/>\nTotal Number of bracelets with me and my friend = 22 + 16 = 38 Bracelets<br \/>\nTherefore, Total Number of bracelets with me and my friend = 38 Bracelets.<\/p>\n<p><em>Conclusion:<\/em><\/p>\n<p>I hope that the detailed solutions provided at Big Ideas Math Book Grade 2 Chapter 3 Addition to 100 Strategies Answer Key are useful for the students. By referring to this solution key, you can solve exercise problems on your own. In this way, you can assess your strengths and weaknesses and concentrate on the areas you are lagging in. Students can stay in touch with us to find the solutions for all Big Ideas Math Answer Key for Grade 2 Chapters.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Big Ideas Math Answers 2nd Grade 3rd Chapter Addition to 100 Strategies: It is very important for the students to learn the fundamental concepts in maths. To help out the students, we are presenting the Big Ideas Math Answers Grade 2 Chapter 3 Addition to 100 Strategies Answer Key in pdf format. 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