Fraction to Percent Calculator

Convert any fraction to a percentage, decimal, and simplified form instantly.

Enter your fraction
Numerator
Denominator
3/4
75%
Decimal
Simplified fraction
Percentage
Common fraction conversions
FractionDecimalPercent
1/20.550%
1/30.333…33.33%
2/30.666…66.67%
1/40.2525%
3/40.7575%
1/50.220%
1/80.12512.5%
1/100.110%
Frequently asked questions
How do I convert a fraction to a percent?
Divide the numerator by the denominator, then multiply by 100. Example: 3/4 → 3 ÷ 4 = 0.75 → 0.75 × 100 = 75%. Alternatively, convert the fraction to have a denominator of 100: 3/4 = 75/100 = 75%.
What is 1/3 as a percentage?
1/3 = 33.333…% (repeating). It is a non-terminating decimal. In most contexts, 33.33% or 33⅓% is used as an approximation.
How do I simplify a fraction?
Divide both numerator and denominator by their greatest common divisor (GCD). Example: 6/8 → GCD of 6 and 8 is 2 → 6÷2 / 8÷2 = 3/4. This calculator finds the GCD automatically and shows the simplified fraction.

About this calculator

This calculator converts any fraction to a percentage by dividing numerator by denominator and multiplying by 100. It also shows the decimal equivalent and automatically simplifies the fraction using the greatest common divisor algorithm.