Phademy / Math
Fraction Calculator
Add, subtract, multiply or divide two fractions and simplify the result.
Calculate
How to use this calculator
Use fractions such as 3/4 and 2/3.
How it's calculated
a/b + c/d = (aĆd + cĆb) Ć· (bĆd), then simplify by dividing by the greatest common divisor.
Worked example
1/2 + 1/3 = 5/6.
Frequently asked questions
Can the result be simplified?
Yes. Phademy reduces the fraction to its simplest form when possible.
What happens when I divide by zero?
The calculator rejects division by zero because it is undefined.
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Last updated October 2026. Results are estimates for guidance. Calculations run in your browser and are not stored.