Fraction simplifier and decimal to fraction
Simplify a fraction, or convert a decimal to a fraction, with decimal and percentage.
🔒 100% client-side — no data sent
Reduce a fraction to its lowest terms using the GCD, or convert a decimal number to a fraction. The tool shows the simplified fraction, the mixed number if any, the decimal value and the percentage. Instant, local calculation.
What is it for?
- ▸ Simplify a fraction for homework
- ▸ Convert 0.75 into 3/4
- ▸ Get the mixed number of an improper fraction
- ▸ Check a fraction is in lowest terms
FAQ
How is the fraction simplified?
By dividing the numerator and denominator by their greatest common divisor (GCD).
Can I enter a decimal?
Yes, enter for example 0.75: it will be converted to 3/4. Finite decimals are supported.
What is a mixed number?
It is an improper fraction written as an integer and a fraction, for example 7/4 = 1 3/4.
Is my data sent anywhere?
No, everything works locally in your browser.
Related tools
Age calculator Calculate the exact age from a birth date (years, months, days), in your browser. Credit card · validator (Luhn) Validate a card number with the Luhn algorithm and detect the network. Change CSV delimiter Change a CSV’s column separator (comma, semicolon, tab, pipe), in your browser. Extract CSV columns Select and export one or more columns from a CSV, right in your browser. CSV → HTML table Convert a CSV into a ready-to-paste HTML table (with header), right in your browser. CSV → SQL Convert a CSV into SQL INSERT statements (custom table name), in your browser.