This introduction covers Fair Sharing within Ratio Sharing for GCSE Mathematics. Revise Ratio Sharing in Ratio & Proportion for GCSE Mathematics with 14 exam-style questions and 12 flashcards. This topic shows up very often in GCSE exams, so students should be able to explain it clearly, not just recognise the term. It is section 1 of 7 in this topic. Use this introduction to connect the idea to the wider topic before moving on to questions and flashcards.
Fair Sharing
Imagine you and your friend find £50. You did 3 hours of work and your friend did 2 hours. A "fair" share would be in the ratio 3:2 - you get more because you worked more. But how much exactly? That's sharing in a ratio!
Practice questions for Ratio Sharing
£300 is shared in the ratio 2:3 What is the smaller share?
Liam says: "If you share £50 in the ratio 1:4, the larger share is £40." Explain why Liam is correct.
Quick recall flashcards
Sharing Method
1) Add up parts 2) Divide total by parts 3) Multiply for each share
Sharing Ratios
Add ratio parts, divide total by sum, multiply by each part