Year 7 Rounding Decimals Worksheet — Level 3 — Answers
Answer sheet with worked solutions for the Year 7 decimals worksheet.
Success TutoringWorksheetsAnswer sheetYear 7 · Mathematics · DecimalsYear 7 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 38.466 to the nearest whole number.
Answer: 38
- Look at the tenths digit: 4
- Less than 5, so round down
2.Round 532,768 to 1 significant figure.
Answer: 500,000
- Count 1 figure from the first non-zero digit
- The next digit is 3: less than 5, so round down
3.Round 43.483 to 2 decimal places.
Answer: 43.48
- Look at the thousandths digit: 3
- Less than 5, so round down
4.Round 0.6559 to 3 significant figures.
Answer: 0.656
- Count 3 figures from the first non-zero digit
- The next digit is 9: 5 or more, so round up
5.Round 17.007 to 1 decimal place.
Answer: 17.0
- Look at the hundredths digit: 0
- Less than 5, so round down
6.Round 998,281 to 3 significant figures.
Answer: 998,000
- Count 3 figures from the first non-zero digit
- The next digit is 2: less than 5, so round down
7.Round 52.168 to 1 decimal place.
Answer: 52.2
- Look at the hundredths digit: 6
- 5 or more, so round up
8.Round 0.3045 to 1 significant figure.
Answer: 0.3
- Count 1 figure from the first non-zero digit
- The next digit is 0: less than 5, so round down
9.Round 75.823 to 1 decimal place.
Answer: 75.8
- Look at the hundredths digit: 2
- Less than 5, so round down
10.Round 658,808 to 2 significant figures.
Answer: 660,000
- Count 2 figures from the first non-zero digit
- The next digit is 8: 5 or more, so round up
11.Round 75.853 to 1 decimal place.
Answer: 75.9
- Look at the hundredths digit: 5
- 5 or more, so round up
12.Round 870,959 to 2 significant figures.
Answer: 870,000
- Count 2 figures from the first non-zero digit
- The next digit is 0: 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.