About this tool
Convert between fractions and decimals in both directions, simplifying the result, all in your browser. Supports mixed numbers like 1 1/2.
Frequently asked questions
Can I enter mixed numbers?
Yes — write a whole part then a fraction, like 1 1/2, and it converts to 1.5.
How is the fraction found?
A continued-fraction approximation finds a simple fraction close to your decimal, then it is reduced with the greatest common divisor.