Proportion (Year 6)

Practise proportion within Ratio & Proportion for Year 6, with worked examples and instant feedback.

The questions below are generated to match the National Curriculum for Year 6 and get harder as you progress from Rookie to Guru.

Worked examples

RookieRead and interpret directly.

Complete: 3:4 = ?:20.

  • 15
  • 16
  • 12
  • 10

Answer: 15. × 5 on both: 3:4 = 15:20.

ProCompare and infer.

Two angles in a triangle are in ratio 2:3. The third angle is 90°. What is the SMALLER unknown angle?

  • 36°
  • 54°
  • 45°
  • 60°

Answer: 36°. Remaining 90°; ratio 2:3. 90/5 = 18; 2×18 = 36.

GuruMulti-step reasoning.

A drink is made of squash and water in ratio 1:4. To make 1.5 litres of drink, how much SQUASH?

  • 300 ml
  • 375 ml
  • 1,200 ml
  • 150 ml

Answer: 300 ml. Total parts 5. 1.5L = 1500 ml. ÷ 5 = 300. Squash: 1 × 300.

Related skills

Frequently asked questions

What is proportion?
Practise proportion within Ratio & Proportion for Year 6, with worked examples and instant feedback.
How can my child practise proportion at home?
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