Share In Ratio (Year 5)
Practise share in ratio 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
In a class there are 12 boys and 8 girls. Write the ratio of boys to girls in its simplest form.
- 12 : 8
- 3 : 2
- 2 : 3
- 6 : 4
Answer: 3 : 2. Divide both sides by the highest common factor of 12 and 8, which is 4. 12 ÷ 4 = 3, 8 ÷ 4 = 2, so the ratio is 3 : 2.
Recipe needs flour and sugar in ratio 4 : 1. To use 200 g flour, how much sugar?
- 50 g
- 40 g
- 100 g
- 5 g
Answer: 50 g. Scale by 50.
Why isn't a ratio of 2:3 the same as the fraction 2/3?
- 2:3 = part:part; 2/3 = part:whole.
- They are the same.
- Ratios are bigger.
- Random.
Answer: 2:3 = part:part; 2/3 = part:whole.. Different meaning.
Related skills
Frequently asked questions
- What is share in ratio?
- Practise share in ratio within Ratio & Proportion for Year 5, with worked examples and instant feedback.
- How can my child practise share in ratio 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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