2nd Grade Number Bonds Worksheet — Level 3 — Practice Set 2 — Answers
Answer sheet with worked solutions for the 2nd Grade addition worksheet.
Success TutoringWorksheetsAnswer sheet2nd Grade · Mathematics · Addition2nd Grade Number Bonds Worksheet — Level 3 — Practice Set 2 — Answers
Write the missing number to make the whole. These are number bonds to 100.
1.75 + (answer space) = 100
Answer: 25
- 100 − 75 = 25
2.5 + (answer space) = 100
Answer: 95
- 100 − 5 = 95
3. (answer space) + 25 = 100
Answer: 75
- 100 − 25 = 75
4.40 + (answer space) = 100
Answer: 60
- 100 − 40 = 60
5.90 + (answer space) = 100
Answer: 10
- 100 − 90 = 10
6.95 + (answer space) = 100
Answer: 5
- 100 − 95 = 5
7.50 + (answer space) = 100
Answer: 50
- 100 − 50 = 50
8.20 + (answer space) = 100
Answer: 80
- 100 − 20 = 80
9. (answer space) + 60 = 100
Answer: 40
- 100 − 60 = 40
10.60 + (answer space) = 100
Answer: 40
- 100 − 60 = 40
11. (answer space) + 55 = 100
Answer: 45
- 100 − 55 = 45
12. (answer space) + 70 = 100
Answer: 30
- 100 − 70 = 30
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.