**1/2 - 1/3 = (1×3-1×2) / (2×3) = 1/6**

Multiply the numerator and denominator of your first fraction by that number. Repeat Steps 3 and 4 for each fraction. For addition equations, add the fraction numerators. For subtraction equations, subtract the fraction numerators.

Enter fractions and press the = button.

Enter simple fractions with slash (/).

For example: 1/2 - 1/3

Enter mixed numbers with space.

For example: 2 1/2 - 1 1/3

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