Stage 7 Revised Calculating All four operations, place value and BIDMAS Counting and comparing Negative numbers, ordering fractions, decimals and percentages Checking, approximating and estimating Rounding to decimal places and significant figures, using rounding to estimate answers Algebraic proficiency: tinkering Simplifying, expand single brackets, substitution into formulae Exploring fractions, decimals and percentages Mixed numbers and improper fractions, simplifying fractions and use of equivalent fractions to compare fractions (using <, > etc) Proportional reasoning Using ratios, simplify ratios, share into a given ratio. Proportion problems, recipe problems. Mathematical movement Rotation, reflection and translation Numbers and the number system Prime numbers, factors and multiples, HCF, LCM Squares, cubes and roots Calculating fractions, decimals and percentages All four operations with fractions, calculating a percentage of an amount, calculating percentage increase and decrease Solving equations and inequalities Equations â&#x20AC;&#x201C; one, two and three step equations including brackets Measuring space Metric unit conversion (length, mass, volume, time, money) Investigating angles Types of angles, calculating angles using angle rules: at a point, on a line, vertically opposite, triangles (including special triangles) Calculating space Perimeter and area (triangle, rectangle, parallelogram, trapezium), volume of cuboids and surface area Measuring data Mode, mean, median from a list of numbers and range