Fraction Calculator
For addition and subtraction, use a common denominator. For multiplication, multiply numerators and denominators. For division, multiply by the reciprocal, then reduce the fraction.
This calculator is free to use. Enable JavaScript to enter your values and see a result instantly.
How it works
For addition and subtraction, use a common denominator. For multiplication, multiply numerators and denominators. For division, multiply by the reciprocal, then reduce the fraction.
Worked example
One-half plus one-third equals five-sixths.
Keep in mind
Denominators must be nonzero.