Fraction Calculator

Fraction Calculator

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Result

How to Use

Select an Operation

Choose Add, Subtract, Multiply, or Divide from the tabs above. The result updates instantly when you switch.

Enter Fractions

Type the numerator (top) and denominator (bottom) into each box. The result updates as you type.

Add / Remove Fractions

Click “+ Add Fraction” to chain more fractions together (3 or more at once). Use the “✖” button on each box to remove it.

View Calculation Steps

For addition and subtraction, the common-denominator step is shown automatically. For division, the reciprocal conversion is displayed. Simplification steps appear when applicable.

日本語版はこちら

Please also review the Terms of Use for this web app before using it.

Found a bug or have feedback? Let us know here.

Report bugs, display issues, usability problems, or suggestions for improvement.
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