The start of the lesson is used to review calculating a compound percentage increase using a multiplier. The development phase goes on to introduce compound decreases in a real life context. The plenary challenges students to calculate a multiplier given different percentage changes over time.
Differentiated Learning Objectives
- All students should be able to calculate a multiplier for a compound percentage decrease.
- Most students should be able to calculate a compound percentage decrease using a multiplier
- Some students should be able to calculate an overall compound percentage change using a multiplier.