7 Mathematical skills
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1 Arithmetic and numerical computation
Recognise and use numbers in decimal form.
Recognise and use numbers in standard form.
Use ratios, fractions, percentages, powers and roots.
Estimate the results of simple calculations without using a calculator.
2 Handling data
Use an appropriate number of significant figures.
Understand and find the arithmetic mean (average).
Construct and interpret bar charts.
Construct and interpret frequency tables, diagrams and histograms.
Understand the principles of sampling as applied to scientific data.
Understand simple probability.
Understand the terms mode and median.
Use a scatter diagram to identify a pattern or trend between two variables.
Make order-of-magnitude calculations.
3 Algebra
Change the subject of an equation.
Substitute numerical values into algebraic equations using appropriate units for physical quantities.
Solve simple algebraic equations.
4 Graphs
4A Graphical and numerical forms
Translate information between graphical and numerical form.
4C Plot two variables
Plot two variables, discrete or continuous, from experimental or other data.
4D Slope and intercept
Determine the slope and intercept of a linear graph.
5 Geometry and trigonometry
Calculate areas of triangles and rectangles, and surface areas and volumes of cubes.