Year 4 Ten More, Ten Less (and One More, One Less) Worksheet — Level 1 — Practice Set 4 — Answers
Answer sheet with worked solutions for the Year 4 place value worksheet.
Success TutoringWorksheetsAnswer sheetYear 4 · Mathematics · Place ValueYear 4 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 12 is (answer space).
Answer: 13
- 12 + 1 = 13
2.Ten more than 55 is (answer space).
Answer: 65
- 55 + 10 = 65
3.One less than 3 is (answer space).
Answer: 2
- 3 − 1 = 2
4.One less than 22 is (answer space).
Answer: 21
- 22 − 1 = 21
5.One more than 60 is (answer space).
Answer: 61
- 60 + 1 = 61
6.One more than 17 is (answer space).
Answer: 18
- 17 + 1 = 18
7.Ten less than 52 is (answer space).
Answer: 42
- 52 − 10 = 42
8.One more than 4 is (answer space).
Answer: 5
- 4 + 1 = 5
9.One more than 23 is (answer space).
Answer: 24
- 23 + 1 = 24
10.One less than 6 is (answer space).
Answer: 5
- 6 − 1 = 5
11.Ten less than 94 is (answer space).
Answer: 84
- 94 − 10 = 84
12.One more than 79 is (answer space).
Answer: 80
- 79 + 1 = 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.