Year 3 Ten More, Ten Less (and One More, One Less) Worksheet — Level 3 — 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 3 — Practice Set 2 — Answers
Use place value: ten more or ten less changes the tens digit.
1.Ten more than 386 is (answer space).
Answer: 396
- 386 + 10 = 396
2.A hundred more than 321 is (answer space).
Answer: 421
- 321 + 100 = 421
3.A hundred less than 243 is (answer space).
Answer: 143
- 243 − 100 = 143
4.Ten less than 656 is (answer space).
Answer: 646
- 656 − 10 = 646
5.Ten less than 812 is (answer space).
Answer: 802
- 812 − 10 = 802
6.A hundred more than 90 is (answer space).
Answer: 190
- 90 + 100 = 190
7.Ten more than 867 is (answer space).
Answer: 877
- 867 + 10 = 877
8.Ten more than 111 is (answer space).
Answer: 121
- 111 + 10 = 121
9.A hundred less than 262 is (answer space).
Answer: 162
- 262 − 100 = 162
10.A hundred more than 29 is (answer space).
Answer: 129
- 29 + 100 = 129
11.Ten more than 179 is (answer space).
Answer: 189
- 179 + 10 = 189
12.A hundred less than 354 is (answer space).
Answer: 254
- 354 − 100 = 254
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.