Year 3 Ten More, Ten Less (and One More, One Less) Worksheet — Level 1 — Practice Set 4 — 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 1 — Practice Set 4 — Answers
Use place value: ten more or ten less changes the tens digit.
1.One more than 39 is (answer space).
Answer: 40
- 39 + 1 = 40
2.One more than 57 is (answer space).
Answer: 58
- 57 + 1 = 58
3.Ten less than 98 is (answer space).
Answer: 88
- 98 − 10 = 88
4.Ten less than 66 is (answer space).
Answer: 56
- 66 − 10 = 56
5.Ten less than 14 is (answer space).
Answer: 4
- 14 − 10 = 4
6.Ten less than 88 is (answer space).
Answer: 78
- 88 − 10 = 78
7.One less than 58 is (answer space).
Answer: 57
- 58 − 1 = 57
8.Ten less than 30 is (answer space).
Answer: 20
- 30 − 10 = 20
9.One more than 42 is (answer space).
Answer: 43
- 42 + 1 = 43
10.Ten less than 10 is (answer space).
Answer: 0
- 10 − 10 = 0
11.Ten more than 76 is (answer space).
Answer: 86
- 76 + 10 = 86
12.Ten more than 41 is (answer space).
Answer: 51
- 41 + 10 = 51
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.