Fraction Calculator
Add, subtract, multiply and divide fractions and mixed numbers, with simplified answers and steps.
Runs in your browser. Your input is processed on your device and is not uploaded to our server.
Result
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How to use the Fraction Calculator
- Enter two fractions, such as 3/4 and 1 2/3.
- Choose the operation.
- Read the simplified fraction, mixed number, decimal and the working.
Fractions are added and subtracted over a common denominator (the least common multiple), multiplied straight across and divided by multiplying by the reciprocal. Results are simplified by dividing by the greatest common divisor. Exact integer arithmetic is used, so there are no rounding errors.
Frequently asked questions
How do I enter a mixed number?
Type the whole number, a space and the fraction: 2 1/3.