# Lesson Plan: Simple Interest Mathematics • 7th Grade

This lesson plan includes the objectives, prerequisites, and exclusions of the lesson teaching students how to solve problems on simple interest.

#### Objectives

Students will be able to

- calculate simple interest as the percentage of an amount,
- calculate the amount of an investment after a given period of time by adding the capital and the amount of interest earned in the period of time,
- find the simple interest rate given the amount of simple interest after a given period of time.

#### Prerequisites

Students should already be familiar with

- calculating the percentage of an amount.

#### Exclusions

Students will not cover

- compound interest.