Year 3 Ten More, Ten Less (and One More, One Less) Worksheet — Getting Started — 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 — Getting Started — Practice Set 2 — Answers
Use place value: ten more or ten less changes the tens digit.
1.One less than 7 is (answer space).
Answer: 6
- 7 − 1 = 6
2.One less than 17 is (answer space).
Answer: 16
- 17 − 1 = 16
3.One more than 3 is (answer space).
Answer: 4
- 3 + 1 = 4
4.One more than 18 is (answer space).
Answer: 19
- 18 + 1 = 19
5.One more than 4 is (answer space).
Answer: 5
- 4 + 1 = 5
6.One more than 0 is (answer space).
Answer: 1
- 0 + 1 = 1
7.One less than 19 is (answer space).
Answer: 18
- 19 − 1 = 18
8.One more than 19 is (answer space).
Answer: 20
- 19 + 1 = 20
9.One less than 11 is (answer space).
Answer: 10
- 11 − 1 = 10
10.One less than 15 is (answer space).
Answer: 14
- 15 − 1 = 14
11.One more than 10 is (answer space).
Answer: 11
- 10 + 1 = 11
12.One more than 7 is (answer space).
Answer: 8
- 7 + 1 = 8
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.