Fractions Calculator

  • Enter the numerator and denominator for both fractions.
  • Select the operation (addition, subtraction, multiplication, or division).
  • Click "Calculate" to perform the calculation.
  • View the result in fraction, decimal, and mixed number formats.
  • Click "Clear" to reset the inputs and results.
  • Click "Copy" to copy the results and calculation details to the clipboard.

Calculation History:

    What are Fractions?

    • Fractions represent parts of a whole. They are written in the form of a/b, where a is the numerator (the number of parts) and b is the denominator (the total number of equal parts in the whole).
    • Examples: 1/2 (one-half), 3/4 (three-quarters), 5/8 (five-eighths)

    Types of Fractions

    • Proper Fractions: The numerator is smaller than the denominator (e.g., 2/5).
    • Improper Fractions: The numerator is equal to or greater than the denominator (e.g., 7/4, 5/5).
    • Mixed Numbers: A combination of a whole number and a proper fraction (e.g., 2 1/3).

    Fraction Calculator: Concept and Functions

    What is a Fraction Calculator?

    • A digital tool that performs various mathematical operations involving fractions.
    • It simplifies complex calculations and provides accurate results within seconds.

    Key Functions of Fraction Calculators

    • Addition and Subtraction: Adds or subtracts two or more fractions with different or common denominators.
    • Multiplication: Multiplies two or more fractions, simplifying the result if possible.
    • Division: Divides one fraction by another, providing a simplified quotient.
    • ** Simplification:** Reduces a fraction to its lowest terms by finding the greatest common factor (GCF) of the numerator and denominator.
    • Conversion: Converts fractions to decimals and vice versa.
    • Mixed Number Handling: Operates with mixed numbers, converting them to improper fractions or vice versa as needed.

    Formulae and Key Concepts Involved

    Addition and Subtraction:

    • Finding a Common Denominator:
      • If denominators are different, find the least common multiple (LCM) of the denominators.
      • Multiply each fraction by a suitable factor to make their denominators the same.
    • Adding or Subtracting Numerators:
      • Once denominators are equal, add or subtract the numerators, keeping the denominator the same.


    • Multiply the numerators of the fractions.
    • Multiply the denominators of the fractions.
    • Simplify the result if possible.


    • Multiply the first fraction by the reciprocal of the second fraction (flip the second fraction upside down).
    • Simplify the result if possible.


    • Find the GCF of the numerator and denominator.
    • Divide both numerator and denominator by the GCF.

    Benefits of Using a Fraction Calculator

    Accuracy: Eliminates errors caused by manual calculations. Efficiency: Saves time and effort, especially for complex fractions. Learning Aid: Helps students visualize and understand fraction concepts. Versatility: Handles a variety of fraction operations and conversions. Accessibility: Available online and on mobile devices for easy access.

    Interesting Facts about Fractions

    Ancient Origins: Fractions were used by ancient Egyptians as early as 3000 BC. Decimal Equivalents: Every fraction has a decimal equivalent, and vice versa. Real-World Applications: Fractions are essential in various fields, including cooking, construction, music, and finance.


    Fraction calculators are valuable tools that simplify fraction operations and promote a deeper understanding of fraction concepts. They are beneficial for students, professionals, and anyone who works with fractions in their daily lives.


    • Ashlock, R. B. (2010). Error patterns in computation: Using error patterns to improve instruction. Allyn & Bacon.
    • Bay-Williams, J. M., & Martinie, S. L. (2014). Math and literature, grades 6-8: Ideas for teaching mathematics through children’s literature. National Council of Teachers of Mathematics.

    Last Updated : 23 February, 2024

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