% Percentage Calculator

Percentage to Fraction

Express the % as /100, then simplify. Defaults: 75% = 3/4.

Enter values above to calculate.

Express the % as /100, then simplify. Examples below.

Worked examples
50% = 1/2
25% = 1/4
20% = 1/5
33.33% ≈ 1/3
Related: Fraction to % Decimal to % % to fraction Ratio to %

Frequently asked questions

What's the formula?
decimal → %: multiply by 100. % → decimal: divide by 100. Fraction → %: top divided by bottom, ×100. Ratio A:B → %: A ÷ (A+B) × 100.
Do these work for any number?
Yes — including percentages over 100% (where the decimal exceeds 1, or the numerator exceeds the denominator).