Year 2 Missing Numbers in Number Sentences Worksheet — Level 1 — Practice Set 2 — Answers
Answer sheet with worked solutions for the Year 2 addition worksheet.
Success TutoringWorksheetsAnswer sheetYear 2 · Mathematics · AdditionYear 2 Missing Numbers in Number Sentences Worksheet — Level 1 — Practice Set 2 — Answers
Write the missing number. Use addition to check subtraction, and subtraction to check addition.
1. (answer space) − 6 = 8
Answer: 14
- 8 + 6 = 14
2.16 − (answer space) = 10
Answer: 6
- 16 − 10 = 6
3.1 + (answer space) = 12
Answer: 11
- 12 − 1 = 11
4.9 − (answer space) = 8
Answer: 1
- 9 − 8 = 1
5.1 + (answer space) = 17
Answer: 16
- 17 − 1 = 16
6. (answer space) + 3 = 8
Answer: 5
- 8 − 3 = 5
7. (answer space) + 2 = 20
Answer: 18
- 20 − 2 = 18
8. (answer space) + 6 = 11
Answer: 5
- 11 − 6 = 5
9.3 + (answer space) = 7
Answer: 4
- 7 − 3 = 4
10. (answer space) + 10 = 19
Answer: 9
- 19 − 10 = 9
11.2 + (answer space) = 11
Answer: 9
- 11 − 2 = 9
12.8 − (answer space) = 5
Answer: 3
- 8 − 5 = 3
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.