Grade 2 · Math · Building Confidence
Free Addition Within 100 worksheet - version 7
Add one- and two-digit numbers with sums up to 100. This printable version includes 14 grade-appropriate questions and a separate answer sheet.
Addition Within 100
Grade 2 · Building confidence · 14 questions · Version PG-KVUZCI-1DIA
1.25 + 1 =
2.13 + 87 =
3.32 + 47 =
4.80 + 20 =
5.45 + 54 =
6.40 + 60 =
7.96 + 4 =
8.0 + 42 =
9.82 + 18 =
10.35 + 10 =
11.12 + 60 =
12.16 + 83 =
13.87 + 13 =
14.28 + 72 =
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 7
- 25 + 1 =26
- 13 + 87 =100
- 32 + 47 =79
- 80 + 20 =100
- 45 + 54 =99
- 40 + 60 =100
- 96 + 4 =100
- 0 + 42 =42
- 82 + 18 =100
- 35 + 10 =45
- 12 + 60 =72
- 16 + 83 =99
- 87 + 13 =100
- 28 + 72 =100
Worked example
38 + 24 = 62. Add ones: 8 + 4 = 12, regroup 1 ten, then add tens.
Common mistake
Forgetting to add the regrouped ten.
Helpful hint
Line up ones with ones and tens with tens.