Grade 2 · Math · Building Confidence
Free Addition Within 100 worksheet - version 6
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-L5UL1H-1DIA
1.33 + 1 =
2.84 + 16 =
3.2 + 86 =
4.63 + 37 =
5.37 + 63 =
6.86 + 8 =
7.51 + 49 =
8.13 + 61 =
9.64 + 36 =
10.41 + 59 =
11.59 + 39 =
12.34 + 66 =
13.26 + 74 =
14.12 + 88 =
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 6
- 33 + 1 =34
- 84 + 16 =100
- 2 + 86 =88
- 63 + 37 =100
- 37 + 63 =100
- 86 + 8 =94
- 51 + 49 =100
- 13 + 61 =74
- 64 + 36 =100
- 41 + 59 =100
- 59 + 39 =98
- 34 + 66 =100
- 26 + 74 =100
- 12 + 88 =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.