Corbettmaths - This video explains how to use proportion to find required amounts for recipes.
Unitary Method - Corbettmaths
This video shows how to solve problems using the Unitary Method.Textbook Exercises: https://corbettmaths.com/2019/10/04/unitary-method-textbook-exercise/
Direct Proportion - Corbettmaths
Corbettmaths - This video explains how to solve direct proportion questions. It introduces the proportionality symbol and the constant of proportionality.
Inverse Proportion - Corbettmaths
Corbettmaths - This video explains how to solve inverse proportion questions.
Corbettmaths - A video that shows how to simplify ratios.
Expressing Ratios as Fractions or Percentages - Corbettmaths
This video explains how to express ratios as either fractions or percentages. It goes through several GCSE style questions.Textbook Exercises: https://corbet...
Ratio sharing the total - Corbettmaths
Corbettmaths - A video that shows how to share a number/amount in a given ratio
Ratio When Given One Quantity - Corbettmaths
Corbettmaths - This video explains how to answer questions involving ratios, when given one of the quantities and not the total.
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