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Subtraction Within 10

Grade 1 · Building confidence · 12 questions · Version PG-1OTICWZ-1NMO

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1.2 - 1 =
2.10 - 4 =
3.3 - 0 =
4.7 - 3 =
5.4 - 0 =
6.8 - 5 =
7.1 - 0 =
8.10 - 1 =
9.5 - 5 =
10.7 - 5 =
11.4 - 2 =
12.7 - 6 =

Answers and teaching notes

Use the answers to check the work after the learner finishes. For writing prompts, the guide describes what a strong response should include.

Show answers for version 1
  1. 2 - 1 =1
  2. 10 - 4 =6
  3. 3 - 0 =3
  4. 7 - 3 =4
  5. 4 - 0 =4
  6. 8 - 5 =3
  7. 1 - 0 =1
  8. 10 - 1 =9
  9. 5 - 5 =0
  10. 7 - 5 =2
  11. 4 - 2 =2
  12. 7 - 6 =1

Worked example

9 - 4 = 5. Count back four from 9: 8, 7, 6, 5.

Common mistake

Counting the starting number as one of the steps back.

Helpful hint

Count backward one step for each amount taken away.