Year 3 Ten More, Ten Less (and One More, One Less) Worksheet — Level 1 — 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 — Answers
Use place value: ten more or ten less changes the tens digit.
1.One more than 34 is (answer space).
Answer: 35
- 34 + 1 = 35
2.One more than 25 is (answer space).
Answer: 26
- 25 + 1 = 26
3.Ten more than 7 is (answer space).
Answer: 17
- 7 + 10 = 17
4.One more than 89 is (answer space).
Answer: 90
- 89 + 1 = 90
5.One more than 66 is (answer space).
Answer: 67
- 66 + 1 = 67
6.One less than 70 is (answer space).
Answer: 69
- 70 − 1 = 69
7.One more than 50 is (answer space).
Answer: 51
- 50 + 1 = 51
8.One less than 33 is (answer space).
Answer: 32
- 33 − 1 = 32
9.One more than 51 is (answer space).
Answer: 52
- 51 + 1 = 52
10.Ten more than 22 is (answer space).
Answer: 32
- 22 + 10 = 32
11.One more than 24 is (answer space).
Answer: 25
- 24 + 1 = 25
12.Ten less than 90 is (answer space).
Answer: 80
- 90 − 10 = 80
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.