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Prealgebra 2e

Introduction to Percents

Prealgebra 2eIntroduction to Percents
This image shows a sign at a bank indicating annual percentage rates for CDs. The top line says “Earn big with a locked-in rate”. The second line reads 2-year CD with one percent annual percentage rate; the third line reads 3-year CD with a 1.5 percent annual percentage rate, and the fourth line reads 5-year CD with a 2 percent annual percentage rate.
Figure 6.1 Banks provide money for savings and charge money for loans. The interest on savings and loans is usually given as a percent. (credit: Mike Mozart, Flickr)

Chapter Outline

6.1 Understand Percent
6.2 Solve General Applications of Percent
6.3 Solve Sales Tax, Commission, and Discount Applications
6.4 Solve Simple Interest Applications
6.5 Solve Proportions and their Applications

When you deposit money in a savings account at a bank, it earns additional money. Figuring out how your money will grow involves understanding and applying concepts of percents. In this chapter, we will find out what percents are and how we can use them to solve problems.

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