Year 3 Ten More, Ten Less (and One More, One Less) Worksheet — Level 1 — Practice Set 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 1 — Practice Set 3 — Answers
Use place value: ten more or ten less changes the tens digit.
1.Ten more than 25 is (answer space).
Answer: 35
- 25 + 10 = 35
2.Ten more than 69 is (answer space).
Answer: 79
- 69 + 10 = 79
3.One less than 16 is (answer space).
Answer: 15
- 16 − 1 = 15
4.Ten less than 50 is (answer space).
Answer: 40
- 50 − 10 = 40
5.One more than 74 is (answer space).
Answer: 75
- 74 + 1 = 75
6.One more than 5 is (answer space).
Answer: 6
- 5 + 1 = 6
7.One more than 18 is (answer space).
Answer: 19
- 18 + 1 = 19
8.One more than 55 is (answer space).
Answer: 56
- 55 + 1 = 56
9.Ten less than 62 is (answer space).
Answer: 52
- 62 − 10 = 52
10.One more than 12 is (answer space).
Answer: 13
- 12 + 1 = 13
11.One less than 72 is (answer space).
Answer: 71
- 72 − 1 = 71
12.One less than 53 is (answer space).
Answer: 52
- 53 − 1 = 52
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.