8th Grade Rounding Decimals Worksheet — Level 3 — Answers
Answer sheet with worked solutions for the 8th Grade decimals worksheet.
Success TutoringWorksheetsAnswer sheet8th Grade · Mathematics · Decimals8th Grade 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 65.989 to the nearest whole number.
Answer: 66
- Look at the tenths digit: 9
- 5 or more, so round up
2.Round 0.03766 to 1 significant figure.
Answer: 0.04
- Count 1 figure from the first non-zero digit
- The next digit is 7: 5 or more, so round up
3.Round 25.145 to the nearest whole number.
Answer: 25
- Look at the tenths digit: 1
- Less than 5, so round down
4.Round 0.00636 to 2 significant figures.
Answer: 0.0064
- Count 2 figures from the first non-zero digit
- The next digit is 6: 5 or more, so round up
5.Round 75.333 to 1 decimal place.
Answer: 75.3
- Look at the hundredths digit: 3
- Less than 5, so round down
6.Round 704,592 to 1 significant figure.
Answer: 700,000
- Count 1 figure from the first non-zero digit
- The next digit is 0: less than 5, so round down
7.Round 69.835 to 1 decimal place.
Answer: 69.8
- Look at the hundredths digit: 3
- Less than 5, so round down
8.Round 753,612 to 2 significant figures.
Answer: 750,000
- Count 2 figures from the first non-zero digit
- The next digit is 3: less than 5, so round down
9.Round 28.065 to the nearest whole number.
Answer: 28
- Look at the tenths digit: 0
- Less than 5, so round down
10.Round 683,226 to 3 significant figures.
Answer: 683,000
- Count 3 figures from the first non-zero digit
- The next digit is 2: less than 5, so round down
11.Round 63.952 to 2 decimal places.
Answer: 63.95
- Look at the thousandths digit: 2
- Less than 5, so round down
12.Round 0.04235 to 3 significant figures.
Answer: 0.0424
- Count 3 figures from the first non-zero digit
- The next digit is 5: 5 or more, so round up
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.