Year 8 Rounding Decimals Worksheet — Level 3 — Practice Set 4 — Answers
Answer sheet with worked solutions for the Year 8 decimals worksheet.
Success TutoringWorksheetsAnswer sheetYear 8 · Mathematics · DecimalsYear 8 Rounding Decimals Worksheet — Level 3 — Practice Set 4 — 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 39.193 to the nearest whole number.
Answer: 39
- Look at the tenths digit: 1
- Less than 5, so round down
2.Round 279,026 to 2 significant figures.
Answer: 280,000
- Count 2 figures from the first non-zero digit
- The next digit is 9: 5 or more, so round up
3.Round 33.371 to 2 decimal places.
Answer: 33.37
- Look at the thousandths digit: 1
- Less than 5, so round down
4.Round 412,908 to 3 significant figures.
Answer: 413,000
- Count 3 figures from the first non-zero digit
- The next digit is 9: 5 or more, so round up
5.Round 13.213 to 2 decimal places.
Answer: 13.21
- Look at the thousandths digit: 3
- Less than 5, so round down
6.Round 423,596 to 3 significant figures.
Answer: 424,000
- Count 3 figures from the first non-zero digit
- The next digit is 5: 5 or more, so round up
7.Round 37.404 to the nearest whole number.
Answer: 37
- Look at the tenths digit: 4
- Less than 5, so round down
8.Round 1.691 to 2 significant figures.
Answer: 1.7
- Count 2 figures from the first non-zero digit
- The next digit is 9: 5 or more, so round up
9.Round 34.622 to 1 decimal place.
Answer: 34.6
- Look at the hundredths digit: 2
- Less than 5, so round down
10.Round 0.03934 to 3 significant figures.
Answer: 0.0393
- Count 3 figures from the first non-zero digit
- The next digit is 4: less than 5, so round down
11.Round 62.037 to 2 decimal places.
Answer: 62.04
- Look at the thousandths digit: 7
- 5 or more, so round up
12.Round 750,115 to 2 significant figures.
Answer: 750,000
- 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.