Engage NY Eureka Math 1st Grade Module 1 Lesson 31 Answer Key
Eureka Math Grade 1 Module 1 Lesson 31 Problem Set Answer Key
Make a math drawing, and circle the part you know. Cross out the unknown part.
Complete the number sentence and number bond.
Question 1.
Kate made 7 cookies. Bill ate some. Now, Kate has 5 cookies. How many cookies did Bill eat?
Bill ate _________ cookies.
Answer: Bill ate 2 cookies.
Question 2.
On Monday, Tim had 8 pencils. On Tuesday, he lost some pencils.
On Wednesday, he has 4 pencils. How many pencils did Tim lose?
Tim lost _________ pencils.
Answer: Tim lost 4 pencils.
Question 3.
A store had 6 shirts on the rack. Now, there are 2 shirts on the rack. How many shirts were sold?
________ shirts were sold.
Answer: 4 shirts were sold.
Question 4.
There were 9 children at the park. Some children went inside. Five children stayed. How many children went inside?
_________ children went inside.
Answer: 4 children went inside.
Eureka Math Grade 1 Module 1 Lesson 31 Exit Ticket Answer Key
Make a math drawing, and circle the part you know. Cross out the unknown part. Complete the number sentence and number bond.
Deb blows up 9 balloons. Some balloons popped. Three balloons are left.
How many balloons popped?
______ balloons popped.
Answer: 6 balloons popped.
Eureka Math Grade 1 Module 1 Lesson 31 Homework Answer Key
Make a math drawing, and circle the part you know.
Cross out the unknown part.
Complete the number sentence and number bond.
Question 1.
Missy gets 6 presents for her birthday. She unwraps some. Four are still wrapped. How many presents did she unwrap?
Missy unwrapped ________ presents.
Answer: Missy unwrapped 2 presents.
Question 2.
Ann has a box of 8 markers. Some fall on the floor. Six are still in the box. How many markers fell on the floor?
_____ markers fell on the floor.
Answer: 2 markers fell on the floor.
Question 3.
Nick makes 7 cupcakes for his friends. Some cupcakes were eaten. Now, there are 5 left. How many cupcakes were eaten?
_____ cupcakes were eaten.
Answer: 2 cupcakes were eaten.
Question 4.
A dog has 8 bones. He hides some. He still has 5 bones. How many bones are hidden?
_____ bones are hidden.
Answer: 3 bones are hidden.
Question 5.
The cafeteria table can seat 10 students. Some of the seats are taken. Seven seats are empty. How many seats are taken?
_____ seats are taken.
Answer: 3 seats are taken.
Question 6.
Ron has 10 sticks of gum. He gives one stick to each of his friends. Now, he has 3 sticks of gum left. How many friends did Ron share with?
Ron shared with _____ friends.
Answer: Ron shared with 7 friends.
