Fraction Calculator
Perform arithmetic operations on fractions. Add, subtract, multiply, or divide two fractions and get a simplified result with decimal equivalent.
How to use this calculator
- 1Enter your values or expression in the fields above.
- 2Press Enter or click the calculate button.
- 3Read the result, then follow the numbered step-by-step working to understand each stage.
Worked Examples
Frequently Asked Questions
How do you add fractions?
Find a common denominator, then add the numerators: a/b + c/d = (ad + bc) / bd.
How do you simplify a fraction?
Divide both numerator and denominator by their greatest common divisor (GCD).
Related Calculators
Learn the concepts
Understand the theory behind this calculator.
Fractions
A fraction represents a part of a whole. It consists of a numerator (top) and denominator (bottom). Understanding fractions is foundational for all higher mathematics.
Decimals
Decimals are another way to represent fractions, using place values based on powers of 10.
Percentages
A percentage expresses a number as a fraction of 100. It is used everywhere in daily life — discounts, interest, statistics.
Ratios
A ratio compares two or more quantities. Ratios can be written as a:b, a/b, or "a to b".