ASPECTS OF NUMERACY FOCUS AREA 2 PATTERNING GENERALISATIONS ALGEBRAIC REASONING early in STAGE 4 Uses letters to represent variables and writes algebraic expressions representing real life situations Creates and evaluates algebraic expressions by substituting a variable and applies arithmetic laws to algebraic expressions Describes, extends, creates and predicts number patterns end of STAGE 4 Solves problems involving algebraic expressions and verifies a solution Solves linear equations using algebraic or graphical techniques Print