ratio percent Write fractions as percents and percents as fractions.

A comparison of two quantities by division. When a ratio compares a number to 100, it can be written as a percent.

45 out of 100 cars are sold 45% $3.30:$ %

You can write a faction as a percent by finding an equivalent fraction with a denominator of 100. What you do to the denominator, you must do to the numerator to find the equivalent fraction.

15% 8% 100%

To write a percent as a fraction, place the number over 100, and simplify.