After an initial lesson on converting between equivalent decimals, fractions, and percents, this chapter covers how to solve percent equations and how to complete a variety of types of percent-related problems.

What you can expect to learn

After completing these activities you should be able to

1. Convert between equivalent fractions, percents, and decimals.
2. Solve a percent equation.
3. Write an equation for and solve a percent problem.
4. Determine the actual lengths and drawn lengths in a scale drawing.
5. Determine the discount, sale price, discount rate, markup, markup rate, and retail price.
6. Determine the commission, earnings, amount of sales, or tip for a given situation.
7. Find the interest and total amounts for simple and compound interest problems.
8. Find the percent change.

Activity List