6 Mathematical skills
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1 Arithmetic and numerical computation
1A Decimal-form numbers
Recognise and use numbers in decimal form.
1B Standard-form numbers
Recognise and use numbers in standard form.
1C Ratios, fractions, percentages, powers and roots
Use ratios, fractions, percentages, powers and roots.
2 Handling data
Use an appropriate number of significant figures.
Understand and find the arithmetic mean (average).
Construct and interpret bar charts.
Understand simple probability.
Use a scatter diagram to identify a pattern or trend between two variables.
Make order-of-magnitude calculations.
3 Algebra
Understand and use the symbols <, >, ∝ and ~.
Change the subject of an equation.
Substitute numerical values into algebraic equations using appropriate units.
Solve simple algebraic equations.
4 Graphs
Translate information between graphical and numerical form.
Understand that y = mx + c represents a linear relationship.
Plot two variables, discrete or continuous, from experimental or other data.
Determine the slope and intercept of a linear graph.
Understand, draw and use a curve tangent's slope as a measure of rate of change.