Arithmetic I

Four rules of number, Problem solving, Directed numbers (Temperature changes) and calculation, Calculations with fractions, Fractions of amounts, Calculations with decimals, Use of a calculator, Rounding to decimal places.

Scales, Conversion graphs.

Changing between metric and time units (including area units), Unitary method for problem solving, Scale in maps and plans, Scale drawing.

Conversion from fraction to percentage and vice-versa, Calculating percentages of quantities, Finding one amount as a percentage of another, Ratio, Squares and square roots.

Simplification, including equations requiring simplification with x on one side, e.g.

Bar charts, Tally tables, Mean (and mean speed), Simple probability, Possibility spaces.

Coordinates, Drawing graphs from equations, Lines parallel to coordinate axes, Measuring angles, Types of triangles, Simple geometric deduction, Angle properties of lines and triangles, Drawing regular polygons.

Further equations ( , 3x + 2 = 5 – 4x, ), Area formulae for rectangles and triangles, Volume and surface area of cuboid.

Cubes and cube roots, Index form, Multiples and factors, Prime numbers, Prime factorisation, HCF and LCM.

Differencing and simple quadratic sequences.