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?
- 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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