# EDEXCEL GCSE MATHS UNIT 3 TOPIC LIST (HIGHER)

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GCSE MATHS UNIT 3 TOPIC LIST (HIGHER)

Fractions: Multiplication and division

Convert a fraction to a decimal, or a decimal to a fraction

Find the reciprocal of whole numbers, fractions, and decimals

Multiply and divide a fraction by an integer and by a unit fraction

Convert a fraction to a recurring decimal (and visa versa)

Use fractions in contextualised problems

2D shapes

Construct:An equilateral triangle with a given side, the midpoint and perpendicular bisector of a

line segment, The perpendicular from a point on a line, the bisector of an angle

etc

Percentages

Find a percentage increase/decrease of an amount

Find a reverse percentage, e.g. find the original cost of an item given the cost after a 10%

deduction

Use a multiplier to increase by a given percent, e.g. 1.1 ´ 64 increases 64 by 10%

Calculate simple and compound interest for two, or more, periods of time

3D shapes

Draw and interpret plans and elevations, draw planes of symmetry in 3D shapes

Recognise and name examples of solids, including prisms, in the real world

Solving linear equations

Solve linear equations with one, or more, operations (including fractional coefficients and single

pair of brackets)

Formulae

Substitute positive and negative numbers into algebraic formulae involving powers

Change the subject of a formula,

generate a formula from given information, e.g. find the formula for the perimeter of a rectangle

given ...

Circle theorems

Understand, prove and use circle theorems

Use circle theorems to find unknown angles and explain their method quoting the appropriate

theorem(s)

Linear functions

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