Year 3 Missing Numbers in Number Sentences Worksheet — Level 2 — Practice Set 3 — Answers
Answer sheet with worked solutions for the Year 3 addition worksheet.
Success TutoringWorksheetsAnswer sheetYear 3 · Mathematics · AdditionYear 3 Missing Numbers in Number Sentences Worksheet — Level 2 — Practice Set 3 — Answers
Write the missing number. Use addition to check subtraction, and subtraction to check addition.
1. (answer space) − 3 = 49
Answer: 52
- 49 + 3 = 52
2.96 − (answer space) = 34
Answer: 62
- 96 − 34 = 62
3. (answer space) − 4 = 60
Answer: 64
- 60 + 4 = 64
4. (answer space) + 59 = 77
Answer: 18
- 77 − 59 = 18
5. (answer space) − 16 = 10
Answer: 26
- 10 + 16 = 26
6.68 − (answer space) = 1
Answer: 67
- 68 − 1 = 67
7. (answer space) − 49 = 50
Answer: 99
- 50 + 49 = 99
8.32 + (answer space) = 92
Answer: 60
- 92 − 32 = 60
9.60 − (answer space) = 23
Answer: 37
- 60 − 23 = 37
10.17 + (answer space) = 41
Answer: 24
- 41 − 17 = 24
11.7 + (answer space) = 98
Answer: 91
- 98 − 7 = 91
12.14 + (answer space) = 95
Answer: 81
- 95 − 14 = 81
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.