Fractions Of Amounts (Year 4)
Find a fraction of a quantity by dividing and multiplying.
The questions below are generated to match the National Curriculum for Year 4 and get harder as you progress from Rookie to Guru.
Worked examples
RookieRead and interpret directly.
There are 15 books. 1/3 of them are chosen. How many is that?
- 5
- 45
- 15
Answer: 5. 1/3 of 15: divide by 3 then multiply by 1. 15 ÷ 3 = 5, then × 1 = 5.
ProCompare and infer.
There are 12 children. 1/2 of them are chosen. How many is that?
- 24
- 12
- 6
Answer: 6. 1/2 of 12: divide by 2 then multiply by 1. 12 ÷ 2 = 6, then × 1 = 6.
GuruMulti-step reasoning.
A school library has 30 books. 3/5 of them are non-fiction. How many non-fiction books are there?
- 6
- 12
- 21
- 18
Answer: 18. 30 ÷ 5 = 6. 6 × 3 = 18.
Related skills
Frequently asked questions
- What is fractions of amounts?
- Find a fraction of a quantity by dividing and multiplying.
- How can my child practise fractions of amounts 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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