Grade 1 · Math · Building Confidence
Free Addition Within 10 worksheet - version 20
Build addition fluency with sums up to 10. This printable version includes 12 grade-appropriate questions and a separate answer sheet.
Addition Within 10
Grade 1 · Building confidence · 12 questions · Version PG-1I0GR3M-RBT8
1.9 + 1 =
2.5 + 5 =
3.7 + 1 =
4.3 + 7 =
5.3 + 5 =
6.3 + 4 =
7.7 + 3 =
8.0 + 9 =
9.6 + 0 =
10.5 + 3 =
11.8 + 1 =
12.1 + 9 =
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 20
- 9 + 1 =10
- 5 + 5 =10
- 7 + 1 =8
- 3 + 7 =10
- 3 + 5 =8
- 3 + 4 =7
- 7 + 3 =10
- 0 + 9 =9
- 6 + 0 =6
- 5 + 3 =8
- 8 + 1 =9
- 1 + 9 =10
Worked example
6 + 3 = 9. Count on three from 6: 7, 8, 9.
Common mistake
Stopping one count too early when counting on.
Helpful hint
Start with the larger number and count on.