Year 9

Percentage Modelling

Choose a subtopic, explore its examples and practise with feedback.

Choose a subtopic.

Explore percentage modelling for Year 9. Each subtopic has sample questions and worked answers; choose the skill you want to practise.

Repeated changes, weighted percentages and reverse compound growth

Repeated changes, weighted percentages and reverse compound growth

Examples, answers and practice

Keep exploring.

Year 9 · Solving a quadratic by factorising →Year 9 · Finding a missing side with Pythagoras →