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Operations in arithmetic; factors and multiples; fractions; the decimal system; measurement; ratio and proportion; percentages; wages and salaries; interest; money in business and the community; household finance; time, distance and speed; basic algebra; indices; linear equations, formulae and inequalities; simultaneous and quadratic equations; angles and straight lines; symmetry; triangles; congruent triangles; quadrilaterals; polygons; the circle; geometrical constructions; orthographic projection; area of plane figures; mensuration of the circle; solid figures; trigonometry; maps and scale drawings; charts, tables and diagrams; graphs; further graphical work; transformational geometry; introduction to statistics; vectors. Appendix: important data and formulae.