Rounding Decimals (Year 5)
Round decimals to the nearest whole number and to a given number of places.
The questions below are generated to match the National Curriculum for Year 5 and get harder as you progress from Rookie to Guru.
Worked examples
Round 8.46 to 1 decimal place.
- 8.6
- 8
- 8.4
- 8.5
Answer: 8.5. Look at the hundredths digit of 8.46. Round the tenths up if it is 5 or more, otherwise keep it: 8.46 → 8.5.
Round 9.83 to 1 decimal place.
- 10
- 9.8
- 9.9
Answer: 9.8. Look at the hundredths digit of 9.83. Round the tenths up if it is 5 or more, otherwise keep it: 9.83 → 9.8.
A teacher marks 0.5 = 1/2 as wrong. Is the teacher right? Why?
- No — the teacher is wrong. 0.5 = 5/10 = 1/2. They're equal.
- Yes — 0.5 ≠ 1/2.
- Cannot tell.
- Yes — 0.5 = 1/5.
Answer: No — the teacher is wrong. 0.5 = 5/10 = 1/2. They're equal.. 0.5 = 5/10 = 1/2.
Related skills
Frequently asked questions
- What is rounding decimals?
- Round decimals to the nearest whole number and to a given number of places.
- How can my child practise rounding decimals at home?
- Work through the examples below, then start a free adaptive session. Northstar adjusts the difficulty automatically and tracks mastery over time.
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