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Edexcel GCSE (9-1) Maths: Revision Notes

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Concise revision notes & video tutorials for the Edexcel (9-1) GCSE Maths course

1. Number

1.1 Arithmetic

1.2 Fractions

1.3 Basic Percentages

1.4 Reverse Percentages

1.5 Compound Interest

1.6 LCM / HCF / Prime Factors

1.7 Roots & Indices

1.8 Rounding & Estimation

1.9 Standard Form

1.10 Bounds & Error Intervals

1.11 Recurring Decimals

1.12 Surds

1.13 Using a Calculator

1.14 Counting

1.15 Best Buy

1.16 Exchange Rates

2. Algebra Basics

2.1 Expanding One Bracket

2.2 Simple Factorisation

2.3 Expanding Quadratics

2.4 Factorising Quadratics

2.5 Rearranging Formulae

2.6 Solving Linear Equations

2.7 Substitution

2.8 Proof/Reasoning

2.9 Functions

2.10 Algebraic Fractions

3. Solving Equations & Inequalities

3.1 Quadratic Formula

3.2 Completing the Square

3.3 Linear Simultaneous Equations

3.4 Quadratic Simultaneous Equations

3.5 Inequalities

3.6 Inequalities on a Graph

3.7 Iteration

3.8 Equations & Problem Solving

4. Sequences

4.1 Sequences – Linear

4.2 Sequences – Quadratic

4.3 Fibonacci & Geometric

5. Graphs

5.1 Coordinates

5.2 Drawing Graphs

5.3 Equations of a Line / y = mx+c

5.4 Perpendicular Lines

5.5 Transformations of Graphs

5.6 D-T / V-T Graphs

5.7 Solving Equations Using Graphs

5.8 Equation of a Circle

5.9 Estimating Areas & Gradients of Graphs

6. Ratios, Proportion & Rate of Change

6.1 Ratios

6.2 Direct & Inverse Proportion

6.3 Speed, Density & Pressure

8. Probability

8.1 Basic Probability

8.2 Venn Diagrams & Two Way Tables

8.3 Combined Probability

9. Statistics

9.1 Mean, Median & Mode

9.2 Box Plots

9.3 Stem & Leaf diagrams

9.4 Frequency Polygons

9.5 Scatter Graphs (inc. Time Series)

9.6 Histograms

9.7 Cumulative Frequency Graphs