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What are the two steps of the unitary method to solve proportion problems?

A
  • Find the value for 1 unit (divide).
  • Multiply that value to find the required amount.
B
  • Find the difference between the two amounts (subtract).
  • Add that difference to find the required amount.
C
  • Find the total for all units (multiply).
  • Divide that total by the required amount.
D
  • Find the value for 1 unit (multiply).
  • Divide that value to find the required amount.

Card 1 of 20

Direct and Inverse Proportion Flashcards

  1. IGCSE
  2. /Maths
  3. /Direct and Inverse Proportion

20 flashcards on Oxford AQA IGCSE Maths Direct and Inverse Proportion: the key terms, formulae and methods you need to recall for Paper 1 and Paper 2 (Core: 1C and 2C; Extension: 1E and 2E).

Flashcards