Students learn about expressing one number as a percentage of another number using both calculator and non-calculator methods.

As learning progress they use percentages to compare different proportions from real life problems.

**Differentiated Learning Objectives**

- All students should be able to define percentage as ‘number of parts per hundred’.
- Most students should be able to define percentage as ‘number of parts per hundred’ and express one quantity as a percentage of another.
- Some students should be able to write a percentage change.