Year 2 Missing Numbers in Number Sentences Worksheet — Level 1 — Practice Set 4 — 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 4 — Answers
Write the missing number. Use addition to check subtraction, and subtraction to check addition.
1.19 − (answer space) = 4
Answer: 15
- 19 − 4 = 15
2. (answer space) + 6 = 10
Answer: 4
- 10 − 6 = 4
3. (answer space) + 1 = 10
Answer: 9
- 10 − 1 = 9
4.9 − (answer space) = 4
Answer: 5
- 9 − 4 = 5
5.2 + (answer space) = 13
Answer: 11
- 13 − 2 = 11
6. (answer space) − 17 = 1
Answer: 18
- 1 + 17 = 18
7. (answer space) − 4 = 4
Answer: 8
- 4 + 4 = 8
8.14 − (answer space) = 1
Answer: 13
- 14 − 1 = 13
9. (answer space) − 12 = 3
Answer: 15
- 3 + 12 = 15
10.19 − (answer space) = 5
Answer: 14
- 19 − 5 = 14
11.6 + (answer space) = 11
Answer: 5
- 11 − 6 = 5
12. (answer space) + 3 = 7
Answer: 4
- 7 − 3 = 4
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.