Math & science
Fraction Calculator
Add, subtract, multiply, or divide two fractions and view the simplified result and decimal equivalent.
Interactive calculator
Operate on two fractions
Add, subtract, multiply, or divide fractions and see both the simplified fractional result and the decimal equivalent.
Results
Simplified result
5/6
Decimal value
0.833333
How to use it
- 01Enter the first fraction numerator and denominator.
- 02Choose the operation to apply between the two fractions.
- 03Enter the second fraction and review the simplified result.
Result guide
- Simplified result reduces the fraction to its lowest terms.
- Decimal value is useful when you need an immediate approximate comparison.
- Division becomes undefined if the second fraction is zero.
About this calculator
Fraction calculations are a broad utility need across school math, construction measurements, and everyday conversions.
A good fraction calculator does two things well: shows the simplified fractional result and translates it into decimal form for easier comparison.
Frequently asked questions
Why show both fraction and decimal answers?
Because some math contexts require exact fraction form while others are easier to interpret in decimals.
Can the calculator handle negative fractions?
Yes. The arithmetic still works as long as the denominator is not zero.
What does simplified mean here?
It means the numerator and denominator are reduced by their greatest common divisor so no smaller equivalent form exists.
Method and limitations
This calculator uses the formula and assumptions described on this page. We do not claim independent professional review. Direct references will be listed here when they support a specific rule or data source used by this calculator.
Results are estimates for general information. Verify current rules and assumptions before making financial, tax, or health decisions.
Read our Editorial and Verification Policy →Related calculators
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