Grade 2 · Math · Building Confidence
Free Addition Within 100 worksheet - version 11
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-GYP5B7-1DIA
1.31 + 8 =
2.27 + 35 =
3.61 + 39 =
4.64 + 36 =
5.90 + 10 =
6.38 + 49 =
7.85 + 4 =
8.41 + 32 =
9.49 + 51 =
10.26 + 74 =
11.58 + 42 =
12.36 + 12 =
13.53 + 47 =
14.60 + 40 =
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 11
- 31 + 8 =39
- 27 + 35 =62
- 61 + 39 =100
- 64 + 36 =100
- 90 + 10 =100
- 38 + 49 =87
- 85 + 4 =89
- 41 + 32 =73
- 49 + 51 =100
- 26 + 74 =100
- 58 + 42 =100
- 36 + 12 =48
- 53 + 47 =100
- 60 + 40 =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.