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Subtraction Within 100

Grade 2 · On-level practice · 14 questions · Version PG-1EO6FC0-15BG

Four children and a teacher collaborate with blocks, patterns, and a notebook.
1.

97 - 92 =

2.

60 - 53 =

3.

4 - 0 =

4.

89 - 72 =

5.

68 - 48 =

6.

32 - 28 =

7.

99 - 88 =

8.

4 - 1 =

9.

76 - 71 =

10.

41 - 2 =

11.

53 - 40 =

12.

63 - 28 =

13.

20 - 15 =

14.

54 - 50 =

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 9
  1. 97 - 92 =5
  2. 60 - 53 =7
  3. 4 - 0 =4
  4. 89 - 72 =17
  5. 68 - 48 =20
  6. 32 - 28 =4
  7. 99 - 88 =11
  8. 4 - 1 =3
  9. 76 - 71 =5
  10. 41 - 2 =39
  11. 53 - 40 =13
  12. 63 - 28 =35
  13. 20 - 15 =5
  14. 54 - 50 =4

Worked example

73 - 28 = 45. Regroup 7 tens 3 ones as 6 tens 13 ones.

Common mistake

Subtracting the smaller digit from the larger digit in each column regardless of order.

Helpful hint

Line up place values before subtracting.