Percentage — Formula Sheet

Fraction → Percent: \( \frac{\text{Numerator}}{\text{Denominator}} \times 100\% \)

Percent → Fraction: \( \frac{\text{Percent}}{100} \)

Percent → Decimal: \( \frac{\text{Percent}}{100} \)

Decimal → Percent: \( \text{Decimal} \times 100\% \)

Percentage of a Quantity: \( \frac{\text{Percent}}{100} \times \text{Total} \)

Example

3/4 × 100 = 75%

Example

0.25 = 25%

For example, 3/4 × 100 = 75%.

For example, 0.6 = 60%.

For example, 20% of 80 = (20/100) × 80 = 16.

For example, 20 out of 50 = (20/50) × 100 = 40%.