**Differentiated Learning Objectives**

- All students should be able to derive a formula using the constant of proportionality to describe how two measurements are in proportion.
- Most students should be able to derive and use a formula with the constant of proportionality to calculate measurements that are in direct proportion.
- Some students should be able to solve problems in context by deriving and using the constant of proportionality.

**Scheme of Work Link**

Ratio and Proportion - Foundation