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Worksheet: Decomposing the Number 10

In this worksheet, we will practice using ten frames and picture models to show all the ways to break apart the number 10 into two addends and record the results with equations.

Q1:

There are lots of ways to make 10. What is the missing sum?

  • A 6 + 3
  • B 5 + 4
  • C 6 + 4

Q2:

Complete the following: 7 + 1 + = 1 0 .

  • A3
  • B9
  • C8
  • D2
  • E1

Q3:

Here are 9 counters.

Daniel colored the counters.

His picture shows that 5 plus 4 makes 9.

Pick another way to make 9.

  • A
  • B

Pick another way to make 9.

  • A
  • B

Pick another way to make 9.

  • A
  • B

Q4:

Find another way to make 10.

  • A
  • B
  • C

Q5:

Which of the following is equal to 10?

  • A 1 + 7
  • B 9 + 7
  • C 9 + 8
  • D 9 + 1
  • E 1 + 8

Q6:

Find the two numbers from 7, 9, 3, 5, 10 which add up to 10.

  • A7, 10
  • B9, 5
  • C9, 3
  • D7, 3
  • E7, 9

Q7:

This picture shows 4 + 6 = 1 0 .

Which picture shows 2 + 8 = 1 0 ?

  • A
  • B
  • C

Q8:

Complete the following: p u r p l e fl o w e r s r e d fl o w e r s fl o w e r s . + 6 = 1 0