1. Number and arithmetic—percentages, ratios, standard form, ordering decimals, currency conversion, mode, cube/triangular numbers 2. Algebra—formula rearrangement, expanding and factorising expressions, sequences, direct proportion, solving equations 3. Geometry—volume and surface area (cube, cylinder), constructions, midpoint, bearing and scale, graphing quadratics, transformation and vector movement 4. Statistics—frequency table, modal class, range estimate, pie chart angle, mean, biased sampling, frequency polygon 5. Word problems—comparison of plant heights, perimeter vs area equivalence, length via Pythagoras, age averaging, work punctuality probability