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Fraction Calculator — Add, Subtract, Multiply & Divide

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Editable live calculator

Change any input — the result updates immediately

No hidden assumptions. Inputs, units and the working stay visible so you can check the calculation.

Calculated result

11/8

Mixed number: 1 3/8

Decimal: 1.375

Show the working
  1. 1. Use a common operation denominator: 44/32.
  2. 2. Reduce numerator and denominator by GCD 4.
  3. 3. Simplified result = 11/8.

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