Year 2 Number Bonds 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 Number Bonds Worksheet — Level 3 — Practice Set 4 — Answers
Write the missing number to make the whole. These are number bonds to 100.
1.50 + (answer space) = 100
Answer: 50
- 100 − 50 = 50
2. (answer space) + 40 = 100
Answer: 60
- 100 − 40 = 60
3.85 + (answer space) = 100
Answer: 15
- 100 − 85 = 15
4. (answer space) + 5 = 100
Answer: 95
- 100 − 5 = 95
5. (answer space) + 25 = 100
Answer: 75
- 100 − 25 = 75
6.70 + (answer space) = 100
Answer: 30
- 100 − 70 = 30
7.45 + (answer space) = 100
Answer: 55
- 100 − 45 = 55
8.25 + (answer space) = 100
Answer: 75
- 100 − 25 = 75
9.15 + (answer space) = 100
Answer: 85
- 100 − 15 = 85
10.30 + (answer space) = 100
Answer: 70
- 100 − 30 = 70
11. (answer space) + 55 = 100
Answer: 45
- 100 − 55 = 45
12. (answer space) + 80 = 100
Answer: 20
- 100 − 80 = 20
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.