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Fraction Calculator

Perform arithmetic operations on fractions, including addition, subtraction, multiplication, and division. Perfect for students and educators.

Enter Fractions

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Calculation Result

Enter fractions and select an operator to calculate

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What is a Fraction Calculator?

A Fraction Calculator is a specialized mathematical tool designed to handle calculations involving non-integer numbers expressed as a ratio of a numerator and a denominator. Unlike a standard calculator that converts everything to decimals, our tool maintains the fractional format and provides results in their simplest form.

This is essential for students learning algebra, chefs adjusting recipe portions, or woodworkers and engineers working with precise imperial measurements.

No More Common Denominators

Why use our fraction tool:

  • Automatic Simplification: We use the GCD (Greatest Common Divisor) to reduce every result to its lowest terms automatically.
  • All Four Operations: Seamlessly add, subtract, multiply, or divide any two fractions.
  • Error-Free Math: Avoid the complex steps of finding least common multiples (LCM) and cross-multiplying manually.

How to Use the Tool

  1. Enter the Numerator and Denominator for the first fraction.
  2. Choose your Operator (+, -, ×, ÷) from the center dropdown.
  3. Enter the details for the Second Fraction.
  4. Click "Calculate" to process the operation.
  5. View your result, which is automatically simplified for you.

Fraction Calculator FAQ

What is a simplified fraction?

A fraction is simplified (or in "lowest terms") when the numerator and denominator have no common factors other than 1. Our tool does this automatically.

Can I enter negative fractions?

Yes! Simply enter a minus sign (-) before the numerator to represent a negative value. The tool handles signs correctly for all operations.

How do I add fractions with different denominators?

You don't have to! Our tool handles the common denominator logic internally, allowing you to enter any two fractions and get an instant result.

Can it handle mixed numbers?

This version is optimized for simple fractions. To use mixed numbers, please convert the whole number part into an improper fraction first (e.g., 1 ½ becomes 3/2).

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