Fractions Of Amounts (Year 3)

Find a fraction of a quantity by dividing and multiplying.

The questions below are generated to match the National Curriculum for Year 3 and get harder as you progress from Rookie to Guru.

Worked examples

RookieRead and interpret directly.

There are 35 marbles. 3/5 of them are chosen. How many is that?

  • 175
  • 21
  • 12
  • 7

Answer: 21. 3/5 of 35: divide by 5 then multiply by 3. 35 ÷ 5 = 7, then × 3 = 21.

ProCompare and infer.

The grid is split into 3 equal groups of counters. What is 1/3 of 6?

  • 6
  • 3
  • 2

Answer: 2. 6 ÷ 3 = 2, so 1/3 of 6 is 2.

GuruMulti-step reasoning.

A group has 12 children. 2/4 of them choose apples and the rest do not. How many do NOT?

  • 12
  • 6
  • 48

Answer: 6. 2/4 of 12 = 6 did, so 12 − 6 = 6 did not.

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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