Year 3 Ten More, Ten Less (and One More, One Less) Worksheet — Level 3 — Answers
Answer sheet with worked solutions for the Year 3 place value worksheet.
Success TutoringWorksheetsAnswer sheetYear 3 · Mathematics · Place ValueYear 3 Ten More, Ten Less (and One More, One Less) Worksheet — Level 3 — Answers
Use place value: ten more or ten less changes the tens digit.
1.A hundred less than 966 is (answer space).
Answer: 866
- 966 − 100 = 866
2.A hundred less than 641 is (answer space).
Answer: 541
- 641 − 100 = 541
3.Ten less than 897 is (answer space).
Answer: 887
- 897 − 10 = 887
4.Ten more than 751 is (answer space).
Answer: 761
- 751 + 10 = 761
5.A hundred more than 615 is (answer space).
Answer: 715
- 615 + 100 = 715
6.A hundred more than 58 is (answer space).
Answer: 158
- 58 + 100 = 158
7.A hundred more than 643 is (answer space).
Answer: 743
- 643 + 100 = 743
8.A hundred less than 612 is (answer space).
Answer: 512
- 612 − 100 = 512
9.A hundred more than 549 is (answer space).
Answer: 649
- 549 + 100 = 649
10.A hundred more than 99 is (answer space).
Answer: 199
- 99 + 100 = 199
11.A hundred less than 640 is (answer space).
Answer: 540
- 640 − 100 = 540
12.A hundred less than 630 is (answer space).
Answer: 530
- 630 − 100 = 530
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.