1 Pythagoras’ theorem
2 Whole numbers and decimals
3 Integers and fractions
4 Algebra
5 Trigonometry
6 Percentages
7 Indices
8 Geometry
9 Equations
10 Earning money
11 Investigating data
12 Length and time
13 Area and volume
14 Graphing lines
15 Probability
16 Ratios and rates