Lesson: Applications of Percentage Mathematics • Middle School • Grade 7

Mathematics

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

Video

18:03

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.

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