One of the most practical ways to teach about percentages is to use the real-life example of "sale" or "discount" pricing. This presentation poses many of these type of problems for young mathematicians who are trying to master the...

This PowerPoint demonstrates the process of finding the percent of a given number. The slides contain various word problems and questions that viewers must find the answer to. This slide show is interactive and allows the middle...

This site provides tax information about each state in the United States simply by clicking on the name of the state. Links further down the page can be used to find specific state taxes, such as payroll and sales taxes.

Practice finding the sales tax with this interactive AAA Math lesson. You may submit your answer to see if you are correct.