Go Math Grade 3 Answer Key Chapter 4 Multiplication Facts and Strategies Extra Practice helps you to improve on the concepts in it. The Extra practice of Go Math Grade 3 Chapter 4 Multiplication Facts and Strategies Answer Key provides you with an elaborate explanation making it easier for you to understand. If you have any doubts or stuck at some point you can always look up to HMH Go Math Grade 3 Multiplication Facts and Strategies Answer Key to seek assistance.
Go Math Grade 3 Chapter 4 Multiplication Facts and Strategies Extra Practice Answer Key
Go Math Grade 3 Chapter 4 Extra Practice includes all the lessons in one place. Learn the easy tricks to solve problems from 3rd Grade Go Math Chapter 4 Multiplication Facts and Strategies Extra Practice. We will not just provide you with the Answers to Go Math Grade 3 Chapter 4 Extra Practice but also the detailed description needed to understand the topic.
Common Core – Page No. 87000
Lessons 4.1–4.2
Find the product.
Question 1.
4 × 2 = ______
Answer:
4 × 2 = 8.
Explanation:
Double 2×2 to get 4×2.
2 x 2 = 4.
Double: 4 + 4 = 8.
4 x 2 = 8.
Question 2.
8 × 5 = ______
Answer:
8 x 5 = 40
Explanation:
Factor 8 is an even number. 4+ 4
5 x 4 = 20.
20 doubled is 40.
8 x 5 = 40.
Question 3.
10 × 7 = ______
Answer:
10 × 7 = 70
Explanation:
A multiple of 10 is any product that has 10 as one of its factors. So, the multiplication of any number with 10 is 10’s of that particular number. The answer is 10 × 7 = 70.
Question 4.
2 × 9 = ______
Answer:
2 x 9 = 18
Explanation:
Double the given number 6 to get the final answer. The answer is 9 + 9 = 18.
2 x 9 = 18.
Question 5.
6
× 1 0
——-
______
Answer:
6 x 10 = 60
Explanation:
Using doubles, we can find a 6 x 10 value. First, multiply the factor with half of 6. So, now we can do 3 x 10 = 30. Now, we can double the value of 3 x 10. That is 30 + 30 = 60. So, the answer for 6 x 10 = 60.
Question 6.
5
× 7
——-
______
Answer:
5 x 7 = 35.
Explanation:
Skip count by 5’s until you say 7 numbers. 5, 10, 15, 20, 25, 30, 35. Now, the count of the number is 7. So, the answer for 5 x 7 is 35.
Question 7.
2
× 1 0
——-
______
Answer:
2 x 10 = 20.
Explanation:
Double 10 to get the answer of 2 x 10.
10 + 10 = 20.
2 x 10 = 20.
Question 8.
4
× 5
——-
______
Answer:
4 x 5 =20
Explanation:
Multiply 2×5 to get the answer for 4×5. Double the answer of 2×5 to get the final answer.
2 x 5 =10.
Double: 10 + 10 = 20.
4 x 5 =20.
Lessons 4.3–4.5
Find the product.
Question 9.
6
× 2
——-
______
Answer:
6 x 2 = 12.
Explanation:
Use doubles to find the answer of 6 x 2.
Multiply 3 x 2 = 6.
Double: 6 + 6 = 12.
The answer for 6 x 2 is 12.
Question 10.
3
× 9
——-
______
Answer:
3 x 9 = 27.
Explanation:
Skip count by 3’s until you say 9 numbers. Write like 3, 6, 9, 12, 15, 18, 21, 24, 27. The answer for 3 x 9 is 27.
Question 11.
7
× 3
——-
______
Answer:
7 x 3 = 21
Explanation:
Write 7 x 3 as 3 x 7 according to the Commutative Law of Multiplication.
Skip count by 3’s until you say 7 numbers. Write like 3, 6, 9, 12, 15, 18, 21. The answer for 3 x 7 is 21. So, 7 x 3 = 21.
Question 12.
8
× 6
——-
______
Answer:
8 × 6 = 48
Explanation:
8 × 6 = (2 x 4) x 6
Use the Associative Property.
8 × 6 = 2 x (4 x 6)
Multiply. 4 × 6
8 × 6 = 2 x 24
Double the product.
8 × 6 = 24 + 24
8 × 6 = 48.
Write one way to break apart the array. Then find the product.
Question 13.
Type below:
__________
Answer:
36
Explanation:
Draw a line to seperate the columns. Divide the columns with 4 and 5 factors.
The array is 4 x 9 = 4 x (5 + 4)
(4 x 5) + (4 x 4) = 20 + 16 = 36.
Find the product.
Question 14.
5 × 7 = ______
Answer:
5 x 7 = 35
Explanation:
Skip count by 5’s until you say 7 numbers. 5, 10, 15, 20, 25, 30, 35. Now, the count of the number is 7. So, the answer for 5 x 7 is 35.
Question 15.
2 × 6 = ______
Answer:
2 x 6 = 12
Explanation:
Double 6 to get the answer. 6 + 6 = 12.
2 x 6 = 12.
Question 16.
4 × 7 = ______
Answer:
Double 2 x 7 to find 4 x 7.
2 x 7 = 14.
Double: 14 + 14 = 28.
4 x 7 = 28.
Explanation:
Question 17.
8 × 3 = ______
Answer:
8 × 3 = 24
Explanation:
8 × 3 = (2 x 4) x 3
Use the Associative Property.
8 × 3 = 2 x (4 x 3)
Multiply. 4 × 3
8 × 3 = 2 x 12
Double the product.
8 × 3 = 12 + 12
8 × 3 = 24.
Question 18.
Abby has 5 stacks of cards with 7 cards in each stack. How many cards does she have in all?
______ cards
Answer:
35 cards
Explanation:
5 x 7 = 35.
Abby has 35 cards.
Question 18.
Noah has 3 sisters. He gave 6 balloons to each sister. How many balloons did Noah give away in all?
______ balloons
Answer:
18 balloons
Explanation:
3 x 6 = 18.
Noah gave 18 balloons to his sisters.
Common Core – Page No. 88000
Lesson 4.6
Write another way to group the factors. Then find the product.
Question 1.
(3 × 2) × 5 = ______
Explain:
__________
Answer:
3 × (2 × 5)
30
Explanation:
Using Associative Property of Multiplication, we can write (3 × 2) × 5 = 3 × (2 × 5).
Find (3 × 2) × 5. Multiply 3 x 2 = 6. Then, multiply 6 x 5 = 30.
Find 3 x (2 x 5). Multiply 2 x 5 = 10. Then, multiply 3 x 10 = 30.
So, (3 × 2) × 5 = 3 × (2 × 5). The product value is 30.
Question 2.
2 × (5 × 3) = ______
Explain:
__________
Answer:
(2 x 5) x 3
30
Explanation:
Using the Associative Property of Multiplication, we can write 2 × (5 × 3) = (2 x 5) x 3.
Find 2 × (5 × 3). Multiply 5 x 3 = 15. Then, multiply 2 x 15 = 30.
Find (2 x 5) x 3. Multiply 2 x 5 = 10. Then, multiply 10 x 3 = 30.
So, 2 × (5 × 3) = (2 x 5) x 3. The product value is 30.
Question 3.
(1 × 4) × 2 = ______
Explain:
__________
Answer:
1 x (4 x 2)
Explanation:
Using the Associative Property of Multiplication, we can write (1 × 4) × 2 = 1 x (4 x 2).
Find 1 × (4 × 2). Multiply 4 x 2 = 8. Then, multiply 1 x 8 = 8.
Find (1 x 4) x 2. Multiply 1 x 4 = 4. Then, multiply 4 x 2 = 8.
So, (1 × 4) × 2 = 1 x (4 x 2). The product value is 8.
Lesson 4.7
Is the product even or odd?
Write even or odd.
Question 4.
6 × 6
______
Answer:
Even
Explanation:
6 x 6 = 36. The numbers end with 0, 2, 4, 6, 8 are even numbers. So, 36 is even number. The 6 x 6 is an even number.
Question 5.
2 × 3
______
Answer:
even
Explanation:
Products with 2 as a factor are even.
Question 6.
3 × 9
______
Answer:
odd
Explanation:
The product of two odd numbers is an odd number. The answer is odd. So, 3 x 9 = 27.
Lessons 4.8–4.9
Find the product.
Question 7.
8 × 2 = ______
Answer:
16
Explanation:
Factor 8 is an even number. 4+ 4
2 x 4 = 8.
8 doubled is 16.
8 x 2 = 16.
Question 8.
5 × 9 = ______
Answer:
5 × 9 = 45
Explanation:
The multiplication of 5 × 9 is calculated as Skip-count by 5’s 9 times. You can write as 5, 10, 15, 20, 25, 30, 35, 40, 45. The final answer for 5 × 9 is 45.
Question 9.
______ = 3 × 9
Answer:
27 = 3 x 9
Explanation:
Skip count by 3’s until you say 9 numbers. Write like 3, 6, 9, 12, 15, 18, 21, 24, 27. The answer for 3 x 9 is 27.
Question 10.
4 × 8 = ______
Answer:
2 × 5 = 10
Explanation:
Double 2×8 to get 4×8.
2 x 8 = 16.
16 + 16 = 32.
4 x 8 = 32.
Question 11.
______ = 9 × 4
Answer:
36
Explanation:
9 = 3 + 6
9 × 4 = (3 + 6) x 4
Multiply each addend by 4.
9 × 4 = (3 x 4) + (6 x 4)
Add the products.
9 × 4 = 12 + 24
9 × 4 = 36.
Question 12.
6 × 8 = ______
Answer:
48
Explanation:
Use doubles to find the answer of 6 x 8. Firstly, multiply 3 x 8 = 24. Then, double the value of 3 x 8. 24 + 24 = 48. The answer for 6 x 8 is 48.
Lesson 4.10
Question 13.
Leo has a total of 45¢. He has some dimes and pennies. How many different combinations of dimes and pennies could Leo have? Make a table to solve.
Leo could have ______ combinations of 45¢.
Answer:
Leo could have 4 combinations of 45¢.
Explanation:
1 dime 35 pennies
2 dimes 25 pennies
3 dimes 15 pennies
4 dimes 5 pennies.
Question 13.
| Number of Dimes | ____1_____ | _____2____ | ___3______ | _____4____ |
| Number of Pennies | ____35_____ | _____25____ | ___15______ | ______5___ |
| Total Value | 45¢ | 45¢ | 45¢ | 45¢ |
Conclusion
Above listed are the Comprehensive Solutions for Grade 3 Chapter 4 Multiplication Facts and Strategies. Go Math Grade 3 Answer Key Chapter 4 Multiplication Facts and Strategies Extra Practice is a reliable source to improve on the fundamentals. Make your learning way effective taking help from this page and stand out from the crowd.