Fraction to percent calculator
Convert a fraction (numerator over denominator) into a percentage.
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Tool guide
Fraction to percent calculator: how it works
Practical information to understand the result and use this tool correctly.
About Fraction to percent calculator
Fractions map to percents by dividing and scaling by 100 — 3/4 is 75%, 5/4 is 125%.
Teachers and students use this bridge between ratio form and the percent language of reports.
Denominator zero is rejected; improper fractions are fully supported.
How to use it
- 1Enter numerator and denominator.
- 2Calculate the percentage and decimal.
- 3Simplify offline if you need lowest terms.
Frequently asked questions
- Decimals in the fraction?
- Yes — non-integer parts are accepted in either field.
- Mixed numbers?
- Convert to an improper fraction first (1 1/2 → 3/2).