Converting Fractions, Decimals, & Percents

Converting from a decimal to a percent:

Multiply the decimal by 100.

Converting a percent to a decimal:

Divide the percent 100.

Examples:

Convert 0.25 to a percent:

(0.25 x 100) = 25%

Convert 75% to a decimal:

(75 /100) = 0.75

Fractions, decimals, and percents can be used to represent part of a whole. It is important to know how to convert  common fractions and common percents.

Fraction = decimal = percent

1/10 = 0.1 = 10%

1/5 = 0.2 = 20%

1/2 = 0.5 = 50%

3/4 = 0.75 = 75%

4/5 = 0.8 = 80%

9/10 = 0.9 = 90%