8.1.4 The Importance of the Percent Sign

A mistake that many people make is that they think of % as a unit, instead as a symbol that actually affects the number itself. 28% is not equal to 28, it is actually28 divided by 100, or 0.28.

This example summarized: 28 percent equation sequence equals 28 divided by 100 equals 0.28, not 28.

8.1.3 Writing a Fraction as a Percentage

8.1.5 Converting