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Sharing in a ratio
Learn sharing in a ratio with a GCSE-style explanation, help guide, worked example, practice question and flashcards.
Ratio & ProportionGCSE25 XP completion3 flashcards
1. Explanation
Key idea
- Sharing in a ratio is part of ratio & proportion and appears often in KS3–GCSE maths.
- For ratio sharing, add parts first, then find one part.
- Use the worked model, help guide, interactive question and flashcards to practise sharing in a ratio until the steps feel automatic.
Real-life examples
- Shopping, sport, travel, science, design and everyday decisions all use this skill.
2. Visual
Sharing in a ratio learning map
Understand the key idea → follow the help guide → practise a question → check your method → build speed with flashcards.
3. Help guide
How to tackle Sharing in a ratio
- Learn the rule: For ratio sharing, add parts first, then find one part.
- Worked model: Add the ratio parts. Divide the total by the number of parts. Multiply by each part.
- Try the interactive question without looking at the answer first.
- Use the flashcards to test the rule, the method and a common check.
4. Worked examples
Step-by-step working
Share in a ratio
- Add the ratio parts.
- Divide the total by the number of parts.
- Multiply by each part.
Answer: £30 in 2:3 gives £12 and £18
5. Interactive questions
Try it yourself
Share £40 in the ratio 3:5. What is the larger share?
6. Flashcards
Master quick recall
Flip each card, then choose whether you know it or need more practice.
0 mastered
FrontRule for Sharing in a ratio
BackFor ratio sharing, add parts first, then find one part.
FrontExample answer: Share £40 in the ratio 3:5. What is the larger share?
Back3 + 5 = 8 parts. £40 ÷ 8 = £5 per part. Larger share = 5 × £5 = £25.
FrontCommon check for Sharing in a ratio
BackCheck units/notation, compare with an estimate, and make sure the answer matches the question.
7. Finish
Complete this topic
When you have read the examples, tried the question and reviewed flashcards, claim your topic completion XP.