About This Tool
The Fraction Calculator adds, subtracts, multiplies and divides two fractions, with results automatically simplified to lowest terms.
Frequently Asked Questions
How are fractions simplified?
The result is divided by the Greatest Common Divisor (GCD) of the numerator and denominator to produce the simplest equivalent fraction.
Can I calculate with negative fractions?
Yes, enter negative values in the numerator field to work with negative fractions.
What if the result is a whole number?
If the denominator of the result equals 1, the tool displays it as a whole number automatically.