Lesson: Applications of Percentage Mathematics • 7th Grade

In this lesson, we will learn how to solve real-life problems involving sales tax and percentage discounts, with decimals and integers.

Lesson Plan

Students will be able to

solve real-life problems by finding percentage increases or decreases or percentage changes of a given value,
solve simple interest problems.

Q1:

If the tax rate is , what will the sales tax be for a truck that costs $16,000?

Q2:

Liam wants to buy new rollerblades. The price of a pair of rollerblades is $78, and the sales tax is . Determine the total cost of the rollerblades.

Q3:

A clothing store is having a sale of . Determine, to the nearest cent, the cost of 4 pairs of pants that regularly cost $23.99.