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Ratio & ProportionDeep Dive

Method: The 3-Step Process

Part of Ratio Sharing — GCSE Mathematics

This deep dive covers Method: The 3-Step Process 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 3 of 6 in this topic. Use this deep dive to connect the idea to the wider topic before moving on to questions and flashcards.

Topic position

Section 3 of 6

Practice

14 questions

Recall

12 flashcards

Method: The 3-Step Process

1 Total: Add up all the parts in the ratio
2 One Part: Divide the total amount by the number of parts
3 Multiply: Multiply "one part" by each ratio number

Keep building this topic

Read this section alongside the surrounding pages in Ratio Sharing. That gives you the full topic sequence instead of a single isolated revision point.

The "Parts" MethodWorked Example 1: Two-Way ShareFair SharingWorked Example 2: Three-Way Share

Practice Questions for Ratio Sharing

£300 is shared in the ratio 2:3 What is the smaller share?

  • A. £100
  • B. £120
  • C. £150
  • D. £180
1 markfoundation

Liam says: "If you share £50 in the ratio 1:4, the larger share is £40." Explain why Liam is correct.

2 marksstandard

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

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The "Parts" Method

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Worked Example 1: Two-Way Share