Percentage to Fraction

Convert percentages to simplified fractions. Example: 45% = 9/20.

Calculator

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How it works

Write a percentage as a fraction over 100, then simplify. This calculator reduces the fraction to lowest terms automatically.

Frequently asked questions

How do I use the Percentage to Fraction?

Enter the required values in the form. The result updates live as you type. You can adjust decimal precision, copy the answer, or share a link with your inputs pre-filled.

Can a percentage be greater than 100%?

Yes. Percentages above 100% mean the part is larger than the whole — for example, 150% of 80 is 120. Growth, markup, and error calculations often exceed 100%.

Why is my answer a decimal?

Many percentage calculations produce fractional results (for example, 15% of 250 is 37.5). Use the precision selector to control how many decimal places are shown.

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