Grade 2 · Math · Challenge
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 · Stretch challenge · 14 questions · Version PG-1OSP5JB-Y5PE
1.52 - 35 =
2.57 - 2 =
3.85 - 74 =
4.51 - 21 =
5.7 - 4 =
6.52 - 6 =
7.10 - 10 =
8.100 - 23 =
9.2 - 2 =
10.14 - 12 =
11.55 - 5 =
12.42 - 37 =
13.71 - 38 =
14.90 - 46 =
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
- 52 - 35 =17
- 57 - 2 =55
- 85 - 74 =11
- 51 - 21 =30
- 7 - 4 =3
- 52 - 6 =46
- 10 - 10 =0
- 100 - 23 =77
- 2 - 2 =0
- 14 - 12 =2
- 55 - 5 =50
- 42 - 37 =5
- 71 - 38 =33
- 90 - 46 =44
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.