Fraction Calculator
Add, subtract, multiply, or divide two fractions with a simplified result.
Free · No signup · Runs in your browser · Shareable link syncs inputs
Inputs
Updates live as you type — Calculate syncs a shareable URL.
Simplified fraction
5/6
1/2 + 1/3 = 5/6
- Decimal0.833333
- Expression1/2 + 1/3
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How this calculator works
Add, subtract, multiply, or divide two fractions with a simplified result.
How is it calculated?
Compute with cross-multiplication, then divide numerator and denominator by GCD.
Example
1/2 + 1/3 = 5/6.
Frequently asked questions
Mixed numbers?+
Convert to improper fractions first, or read the mixed form in the result hint.