Lesson Plan: Proportions Mathematics • 7th Grade
This lesson plan includes the objectives, prerequisites, and exclusions of the lesson teaching students how to use properties of proportions to find an unknown value in a proportional relationship and prove algebraic statements.
Objectives
Students will be able to
- define the terms proportion, continued proportion, first proportional, second proportional, third proportional, fourth proportional, middle proportional, means, and extremes,
- use properties of proportions to
- evaluate unknowns,
- evaluate algebraic expressions,
- prove algebraic statements,
- use properties of continued proportions to
- evaluate unknowns,
- evaluate algebraic expressions,
- prove algebraic statements.
Prerequisites
Students should already be familiar with
- the meaning of a proportional relationship.
Exclusions
Students will not cover
- word problems.
