Students learn how to solve an equation using the balance method and trial and improvement. As learning progresses they are taught how to form and solve a pair of simultaneous equations from known geometrical facts and real life problems. This unit takes place in Year 9 Term 5 and leads on to solving and representing inequalities and inequations.
Problem solving lesson on two-way tables and frequency trees.
Three typical exam questions to revise on plotting quadratic, cubic and reciprocal graphs.
Linking cumulative frequency graphs to ratio, percentages and financial mathematics.