Grade 2 · Math · Challenge
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 · Stretch challenge · 14 questions · Version PG-10DDFXZ-7SAY
1.43 + 16 =
2.38 + 39 =
3.27 + 35 =
4.54 + 17 =
5.22 + 71 =
6.59 + 14 =
7.17 + 63 =
8.94 + 6 =
9.59 + 41 =
10.44 + 56 =
11.79 + 21 =
12.49 + 51 =
13.99 + 1 =
14.81 + 7 =
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
- 43 + 16 =59
- 38 + 39 =77
- 27 + 35 =62
- 54 + 17 =71
- 22 + 71 =93
- 59 + 14 =73
- 17 + 63 =80
- 94 + 6 =100
- 59 + 41 =100
- 44 + 56 =100
- 79 + 21 =100
- 49 + 51 =100
- 99 + 1 =100
- 81 + 7 =88
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.