Grade 2 · Math · Building Confidence
Free Subtraction Within 100 worksheet - version 20
Subtract one- and two-digit numbers within 100. This printable version includes 14 grade-appropriate questions and a separate answer sheet.
Subtraction Within 100
Grade 2 · Building confidence · 14 questions · Version PG-10R6GD5-1N26
1.93 - 4 =
2.91 - 39 =
3.88 - 71 =
4.98 - 63 =
5.79 - 15 =
6.44 - 17 =
7.24 - 8 =
8.23 - 17 =
9.56 - 49 =
10.99 - 97 =
11.62 - 47 =
12.48 - 9 =
13.30 - 21 =
14.58 - 48 =
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 20
- 93 - 4 =89
- 91 - 39 =52
- 88 - 71 =17
- 98 - 63 =35
- 79 - 15 =64
- 44 - 17 =27
- 24 - 8 =16
- 23 - 17 =6
- 56 - 49 =7
- 99 - 97 =2
- 62 - 47 =15
- 48 - 9 =39
- 30 - 21 =9
- 58 - 48 =10
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.