Year 5 Rounding Decimals Worksheet — Level 3 — Answers
Answer sheet with worked solutions for the Year 5 decimals worksheet.
Success TutoringWorksheetsAnswer sheetYear 5 · Mathematics · DecimalsYear 5 Rounding Decimals Worksheet — Level 3 — Answers
Look at the digit just after the place you are rounding to: 5 or more rounds up, less than 5 rounds down.
1.Round 13.245 to 2 decimal places.
Answer: 13.25
- Look at the thousandths digit: 5
- 5 or more, so round up
2.Round 0.5308 to 1 significant figure.
Answer: 0.5
- Count 1 figure from the first non-zero digit
- The next digit is 3: less than 5, so round down
3.Round 18.438 to the nearest whole number.
Answer: 18
- Look at the tenths digit: 4
- Less than 5, so round down
4.Round 0.01481 to 1 significant figure.
Answer: 0.01
- Count 1 figure from the first non-zero digit
- The next digit is 4: less than 5, so round down
5.Round 39.892 to the nearest whole number.
Answer: 40
- Look at the tenths digit: 8
- 5 or more, so round up
6.Round 703,733 to 3 significant figures.
Answer: 704,000
- Count 3 figures from the first non-zero digit
- The next digit is 7: 5 or more, so round up
7.Round 66.054 to 1 decimal place.
Answer: 66.1
- Look at the hundredths digit: 5
- 5 or more, so round up
8.Round 5.459 to 3 significant figures.
Answer: 5.46
- Count 3 figures from the first non-zero digit
- The next digit is 9: 5 or more, so round up
9.Round 74.147 to the nearest whole number.
Answer: 74
- Look at the tenths digit: 1
- Less than 5, so round down
10.Round 0.1756 to 1 significant figure.
Answer: 0.2
- Count 1 figure from the first non-zero digit
- The next digit is 7: 5 or more, so round up
11.Round 84.175 to 2 decimal places.
Answer: 84.18
- Look at the thousandths digit: 5
- 5 or more, so round up
12.Round 0.08463 to 1 significant figure.
Answer: 0.08
- Count 1 figure from the first non-zero digit
- The next digit is 4: less than 5, so round down
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.