Mathematics » Introducing Percents » Understand Percent

# Key Concepts

## Key Concepts

• Convert a percent to a fraction.
1. Write the percent as a ratio with the denominator 100.
2. Simplify the fraction if possible.
• Convert a percent to a decimal.
1. Write the percent as a ratio with the denominator 100.
2. Convert the fraction to a decimal by dividing the numerator by the denominator.
• Convert a decimal to a percent.
1. Write the decimal as a fraction.
2. If the denominator of the fraction is not 100, rewrite it as an equivalent fraction with denominator 100.
3. Write this ratio as a percent.
• Convert a fraction to a percent.
1. Convert the fraction to a decimal.
2. Convert the decimal to a percent.

## Glossary

### percent

A percent is a ratio whose denominator is $$100$$.

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