Fraction Calculator

Add, subtract, multiply, or divide two fractions

Numerator 1

Denominator 1

Operation

Numerator 2

Denominator 2

Reduce a fraction to its simplest form

Numerator

Denominator

Convert a fraction to a decimal number

Numerator

Denominator

Formula

a/b + c/d = (ad + bc) / bd | Simplify by dividing by GCD

How do I add fractions?

Find a common denominator, convert both fractions, then add the numerators. Example: 1/3 + 1/4 = 4/12 + 3/12 = 7/12.

How do I simplify a fraction?

Divide both numerator and denominator by their GCD (Greatest Common Divisor). Example: 12/18 — GCD is 6 — simplified: 2/3.

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