1st Grade Addition Worksheet — Level 1 — Practice Set 4 — Answers
Answer sheet with worked solutions for the 1st Grade addition worksheet.
1st Grade Addition Worksheet — Level 1 — Practice Set 4 — Answers
Add the numbers.
1.10 + 3 = (answer space)
Answer: 13
2.9 + 10 = (answer space)
Answer: 19
3.4 + 10 = (answer space)
Answer: 14
4.17 + 3 = (answer space)
Answer: 20
5.5 + 11 = (answer space)
Answer: 16
6.2 + 18 = (answer space)
Answer: 20
7.14 + 1 = (answer space)
Answer: 15
8.15 + 4 = (answer space)
Answer: 19
9.12 + 7 = (answer space)
Answer: 19
10.11 + 6 = (answer space)
Answer: 17
11.7 + 5 = (answer space)
Answer: 12
12.18 + 2 = (answer space)
Answer: 20
13.18 + 1 = (answer space)
Answer: 19
14.2 + 5 = (answer space)
Answer: 7
15.11 + 1 = (answer space)
Answer: 12
16.8 + 9 = (answer space)
Answer: 17
Marking tips
- Give credit for correct method even when the final answer slips — the working shows where the thinking went right.
- For open-ended tasks, use the success criteria as a checklist rather than looking for one "right" answer.
- Celebrate what went well first, then pick one thing to work on next.