Enter a numerator and denominator to convert any fraction to a percentage. Supports proper fractions, improper fractions, and mixed numbers. Choose your preferred decimal rounding and see the full step-by-step conversion alongside a visual breakdown of the result.
Percentage
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Decimal Equivalent
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Fraction (as entered)
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Step 1: Numerator ÷ Denominator
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Step 2: Decimal × 100
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There are two simple steps: first, divide the numerator by the denominator to get a decimal. Then multiply that decimal by 100 to get the percentage. For example, 3/4 = 3 ÷ 4 = 0.75, and 0.75 × 100 = 75%.
The formula is: Percentage = (Numerator ÷ Denominator) × 100. For a mixed fraction, first convert it to an improper fraction by adding the whole number multiplied by the denominator to the numerator, then apply the same formula.
First convert the mixed fraction to an improper fraction. For example, 1 3/4 becomes (1 × 4 + 3) / 4 = 7/4. Then divide 7 by 4 to get 1.75, and multiply by 100 to get 175%. Enter the whole number, numerator, and denominator in the respective fields above.
3/4 equals 75%. You get this by dividing 3 by 4 (= 0.75) and then multiplying by 100. It is one of the most commonly used fraction-to-percent conversions.
To reverse the conversion, divide the percentage by 100 to get a decimal, then express it as a fraction. For example, 25% ÷ 100 = 0.25 = 25/100 = 1/4 when simplified.
20% expressed as a fraction is 20/100, which simplifies to 1/5. You can verify this by dividing 1 by 5 (= 0.2) and multiplying by 100, which gives back 20%.
Yes. An improper fraction (where the numerator is larger than the denominator) works exactly the same way. For example, 5/4 = 5 ÷ 4 = 1.25 × 100 = 125%. The resulting percentage will simply be greater than 100%.
No — you will get the same percentage whether or not you simplify first. For example, 2/4 and 1/2 both equal 50%. Simplifying is optional but can make manual calculations easier.