Scale Ratio From One Side (Year 5)
Practise scale ratio from one side within Ratio & Proportion for Year 5, with worked examples and instant feedback.
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
RookieRead and interpret directly.
Simplify 6 : 9.
- 2 : 3
- 3 : 2
- 6 : 9
- 1 : 3
Answer: 2 : 3. Divide both by HCF 3.
ProCompare and infer.
Which is faster: 30 miles in 2 hours, or 50 miles in 3 hours?
- 50 in 3 (≈16.7 mph) > 30 in 2 (15 mph).
- Same.
- 30 in 2.
- Cannot tell.
Answer: 50 in 3 (≈16.7 mph) > 30 in 2 (15 mph).. Unit rate comparison.
GuruMulti-step reasoning.
Paint mix 2 white : 3 blue. To make 25 L of mix, how much blue?
- 15 L
- 10 L
- 5 L
- 12.5 L
Answer: 15 L. 5 parts = 25.
Related skills
Frequently asked questions
- What is scale ratio from one side?
- Practise scale ratio from one side within Ratio & Proportion for Year 5, with worked examples and instant feedback.
- How can my child practise scale ratio from one side at home?
- Work through the examples below, then start a free adaptive session. Northstar adjusts the difficulty automatically and tracks mastery over time.
Practise this adaptively
Start a free session that adjusts to your child's level, tracks mastery and celebrates progress.
Start free