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½ Math

Fraction Calculator

Free fraction calculator. Add, subtract, multiply and divide fractions. Shows simplified result and decimal equivalent.

½
Fraction Calculator
Free · Instant · No Signup

Formula

Formula
Add: (n1×d2 + n2×d1) ÷ (d1×d2) | Multiply: (n1×n2) ÷ (d1×d2)
Subtraction uses (n1×d2 − n2×d1)/(d1×d2). Division multiplies by reciprocal: (n1×d2)/(d1×n2). Always simplify using GCD.

Frequently Asked Questions

How do I add fractions with different denominators?+
Find common denominator, convert both fractions, then add numerators. Example: 1/2 + 1/3 = 3/6 + 2/6 = 5/6.
How do I multiply fractions?+
Multiply numerators together and denominators together. Example: 2/3 × 3/4 = 6/12 = 1/2.
What is a mixed number?+
A mixed number has a whole part and a fraction, like 1½. Convert to improper fraction first: 1½ = 3/2.
Is this fraction calculator free?+
Yes, completely free with no signup required.

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