PencilGoPencilGo

Subtraction Within 10

Grade 1 · Stretch challenge · 12 questions · Version PG-PHETSI-DZDO

1.

9 - 6 =

2.

5 - 1 =

3.

4 - 4 =

4.

10 - 9 =

5.

8 - 5 =

6.

2 - 0 =

7.

1 - 0 =

8.

10 - 7 =

9.

8 - 3 =

10.

3 - 2 =

11.

1 - 1 =

12.

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

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.