Year 3 Ten More, Ten Less (and One More, One Less) Worksheet — Level 1 — Practice Set 2 — 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 2 — Answers
Use place value: ten more or ten less changes the tens digit.
1.One less than 14 is (answer space).
Answer: 13
- 14 − 1 = 13
2.One less than 85 is (answer space).
Answer: 84
- 85 − 1 = 84
3.One less than 31 is (answer space).
Answer: 30
- 31 − 1 = 30
4.Ten more than 1 is (answer space).
Answer: 11
- 1 + 10 = 11
5.Ten more than 77 is (answer space).
Answer: 87
- 77 + 10 = 87
6.Ten more than 24 is (answer space).
Answer: 34
- 24 + 10 = 34
7.Ten less than 93 is (answer space).
Answer: 83
- 93 − 10 = 83
8.Ten less than 79 is (answer space).
Answer: 69
- 79 − 10 = 69
9.One less than 86 is (answer space).
Answer: 85
- 86 − 1 = 85
10.Ten more than 81 is (answer space).
Answer: 91
- 81 + 10 = 91
11.One more than 67 is (answer space).
Answer: 68
- 67 + 1 = 68
12.Ten more than 8 is (answer space).
Answer: 18
- 8 + 10 = 18
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.