Fraction Calculator
Add, subtract, multiply or divide two fractions. See the simplified numerator and denominator beside the decimal value.
- Free
- No sign-up
- Runs in your browser
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Result
Enter the required values to see your result. Use the example to try the complete calculation.
Use whole-number numerators and denominators up to one million in absolute value. A denominator cannot be zero. Division also requires a nonzero second numerator.
How this calculation works
Fraction Calculator
Add, subtract, multiply or divide two fractions. See the simplified numerator and denominator beside the decimal value.
Units and limits
Use whole-number numerators and denominators up to one million in absolute value. A denominator cannot be zero. Division also requires a nonzero second numerator.
Formulas
- Calculation
- a/b + c/d = (a × d + c × b) / (b × d)
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Discover VISU LinkHow to use it
- Choose the operation when available and enter your own values in the labelled fields.
- Check the units and the limits explained below before interpreting the answer.
- Read the result and its details. Copy it or download a result card; no account is required.
Examples
Worked example
One half plus one third is 5/6, approximately 0.833333.
Another case
Three quarters divided by one half is 3/2, or 1.5.
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Questions
What does this tool calculate?
Add, subtract, multiply or divide two fractions. See the simplified numerator and denominator beside the decimal value.
Which inputs and units should I use?
Use whole-number numerators and denominators up to one million in absolute value. A denominator cannot be zero. Division also requires a nonzero second numerator.
Can I check a worked example?
One half plus one third is 5/6, approximately 0.833333.
Are my input values uploaded or stored?
No. The calculation runs in this browser. Typed values are not sent to analytics, placed in the page URL or saved by the calculator. Copying or downloading is an action you choose.
Do I need an account or a paid plan?
No. The calculation, example, result copy and result card are available without registration. VISU services are an optional next step.