Sign up for FREE

Unit 1 - Lesson 2 - Grade 2: Illustrative Mathematics

Last updated about 1 year ago

17 questions

Note from the author:

Grade 2 Unit 1
Lesson 2: Relate Addition and Subtraction within 10
CC BY 2021 Illustrative Mathematics®

Instructions

Lesson: Relate Addition and Subtraction within 10

1

Cool Down: Represent the Cubes

1

Grade 2 Unit 1
Lesson 2: Relate Addition and Subtraction within 10
CC BY 2021 Illustrative Mathematics®

What Do You Know About 10? (Warm Up)

Question 1

1.

What do you know about 10?

Sums of 10

For each cube tower, write as many equations as you can think of that represent the cubes.

1

Question 2

2.

Write as many equations as you can think of that represent the cubes.

1

1

1

1

1

1

1

1

1

1

1

1

1

1

Question 17

17.

Circle the 2 equations that represent the cubes.

Question 3

3.

Write as many equations as you can think of that represent the cubes.

Question 4

4.

Write as many equations as you can think of that represent the cubes.

Question 5

5.

Write as many equations as you can think of that represent the cubes.

Question 6

6.

Write as many equations as you can think of that represent the cubes.

Find the number that makes each equation true. 

Then write the letter of the cube tower that represents the equation.

Question 7

7.

3 +_______ = 10  

Letter _______ 

Question 8

8.

10 - 7 = _______  

Letter _______ 

Question 9

9.

10 - 5 = _______  

Letter_______ 

Question 10

10.

2 + _______ = 10 

Letter_______ 

Question 11

11.

10 - 1 = _______  

Letter_______ 

Question 12

12.

10 - 2 = _______  

Letter_______ 

Question 13

13.

_______ + 6 = 10 

Letter_______ 

Question 14

14.

_______ + 9 = 10  

Letter_______ 

Question 15

15.

5 + _______ = 10  

Letter_______ 

Question 16

16.

10 - _______ = 4  

Letter_______ 