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Composing and Decomposing Numbers (Kindergarten)

A kindergarten math worksheet focused on composing and decomposing numbers up to 10 using visual aids and simple addition.

Kindergarten Math AdditionAddition StrategiesComposing and Decomposing Numbers
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Includes

2 Fill in the BlanksCustomMultiple ChoiceShort Answer

Standards

CCSS.MATH.CONTENT.K.OA.A.3

Topics

kindergartenmathcomposing numbersdecomposing numbersadditionnumber bonds
7 sections · Free to use · Printable
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Composing and Decomposing Numbers

Name:

Date:

Score:

Practice putting numbers together (composing) and taking them apart (decomposing).

1. 2 and 3 make  .

2. 1 and 4 make  .

3. 3 and 3 make  .

4. 5 and 0 make  .

How many ways can you make 5? Draw circles to show two ways.

Way 1:

Way 2:

How many ways can you make 4? Draw circles to show two ways.

Way 1:

Way 2:

Complete the number sentences:

5 = 2 +  

4 = 1 +  

3 =   + 2

6 = 3 +  

1. Which pair makes 6?

a

2 and 2

b

3 and 3

c

1 and 4

d

5 and 2

2. Which two numbers combine to make 7?

a

3 and 2

b

4 and 2

c

5 and 2

d

1 and 5

Draw circles to show how to make 10. Then write the number sentence.