Year 2 Missing Numbers in Number Sentences Worksheet — Level 3 — 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 3 — Practice Set 4 — Answers
Write the missing number. Use addition to check subtraction, and subtraction to check addition.
1.256 − (answer space) = 47
Answer: 209
- 256 − 47 = 209
2.431 + (answer space) = 681
Answer: 250
- 681 − 431 = 250
3. (answer space) + 761 = 820
Answer: 59
- 820 − 761 = 59
4. (answer space) + 716 = 759
Answer: 43
- 759 − 716 = 43
5.249 + (answer space) = 700
Answer: 451
- 700 − 249 = 451
6.155 + (answer space) = 733
Answer: 578
- 733 − 155 = 578
7.284 − (answer space) = 201
Answer: 83
- 284 − 201 = 83
8. (answer space) − 453 = 450
Answer: 903
- 450 + 453 = 903
9. (answer space) + 316 = 563
Answer: 247
- 563 − 316 = 247
10.542 + (answer space) = 765
Answer: 223
- 765 − 542 = 223
11.332 + (answer space) = 860
Answer: 528
- 860 − 332 = 528
12.454 − (answer space) = 416
Answer: 38
- 454 − 416 = 38
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.