Grade 2 · Math · Building Confidence
Free Addition Within 100 worksheet - version 18
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-IWMD60-1DIA
1.17 + 32 =
2.33 + 67 =
3.28 + 62 =
4.36 + 49 =
5.57 + 43 =
6.85 + 15 =
7.56 + 44 =
8.92 + 8 =
9.42 + 58 =
10.33 + 8 =
11.16 + 70 =
12.53 + 32 =
13.49 + 23 =
14.61 + 39 =
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 18
- 17 + 32 =49
- 33 + 67 =100
- 28 + 62 =90
- 36 + 49 =85
- 57 + 43 =100
- 85 + 15 =100
- 56 + 44 =100
- 92 + 8 =100
- 42 + 58 =100
- 33 + 8 =41
- 16 + 70 =86
- 53 + 32 =85
- 49 + 23 =72
- 61 + 39 =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.