Introduction to Writing Percents Using Words, Ratios, and Fractions

What you’ll learn to do: Write percents using words, ratios, and fractions and complete conversions

This image shows a sign at a bank indicating annual percentage rates for CDs.

Banks provide money for savings and charge money for loans. The interest on savings and loans is usually given as a percent.

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 section, you’ll find out what percents are and how we can use them to solve problems.

Before you get started in this module, try a few practice problems and review prior concepts.



If you missed this problem, review the following example.

Translate each word phrase into an algebraic expression:

The quotient of [latex]10x[/latex] and [latex]3[/latex]


If you missed this problem, review this video.


If you missed this problem, review the video below.