To write a decimal as a percent, multiply by 100 and add the percent symbol.
Percent: 18 % Model:
Practice makes perfect
Fractions, decimals, and percents are three ways to show parts of a whole. To write a decimal as a percent, we multiply by 100 and add the percent symbol %.
We found that 0.18 expressed as a percent is 18 %. We can also use a model to represent this number.