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.Ten more than 30 is (answer space).
Answer: 40
- 30 + 10 = 40
2.One more than 42 is (answer space).
Answer: 43
- 42 + 1 = 43
3.Ten more than 38 is (answer space).
Answer: 48
- 38 + 10 = 48
4.One less than 51 is (answer space).
Answer: 50
- 51 − 1 = 50
5.Ten more than 2 is (answer space).
Answer: 12
- 2 + 10 = 12
6.One more than 82 is (answer space).
Answer: 83
- 82 + 1 = 83
7.One more than 50 is (answer space).
Answer: 51
- 50 + 1 = 51
8.One more than 34 is (answer space).
Answer: 35
- 34 + 1 = 35
9.Ten less than 93 is (answer space).
Answer: 83
- 93 − 10 = 83
10.One more than 40 is (answer space).
Answer: 41
- 40 + 1 = 41
11.One more than 77 is (answer space).
Answer: 78
- 77 + 1 = 78
12.One more than 22 is (answer space).
Answer: 23
- 22 + 1 = 23
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.