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Subtraction Within 10

Grade 1 · Building confidence · 12 questions · Version PG-1QEB1BK-1NMO

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1.3 - 1 =
2.2 - 0 =
3.4 - 2 =
4.5 - 3 =
5.9 - 7 =
6.10 - 0 =
7.5 - 5 =
8.2 - 2 =
9.4 - 1 =
10.9 - 1 =
11.4 - 0 =
12.10 - 2 =

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 13
  1. 3 - 1 =2
  2. 2 - 0 =2
  3. 4 - 2 =2
  4. 5 - 3 =2
  5. 9 - 7 =2
  6. 10 - 0 =10
  7. 5 - 5 =0
  8. 2 - 2 =0
  9. 4 - 1 =3
  10. 9 - 1 =8
  11. 4 - 0 =4
  12. 10 - 2 =8

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.