Fraction Calculator
Enter two fractions and choose an operation to get the simplified result, decimal value and mixed number.
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About this fraction calculator
Working with fractions by hand means finding common denominators and simplifying — easy to get wrong. This calculator does it instantly: add, subtract, multiply or divide two fractions and get the fully simplified answer, along with the decimal and mixed-number forms.
Frequently asked questions
Does it simplify the answer?
Yes. The result is always reduced to its simplest form, and we also show the decimal and mixed-number versions.
Can I use negative fractions?
Yes — put a minus sign in the numerator, e.g. -3 / 4.
How do I divide fractions?
Just pick the ÷ operation. Dividing by a fraction multiplies by its reciprocal, which the calculator handles for you.
Related tools
Try the Percentage Calculator or Scientific Calculator.