Fraction Calculator

Add, subtract, multiply, and divide fractions with simplified answers, mixed numbers, improper fractions, and decimal results.

Calculate Fractions

+
1/2 + 1/3
Your result will appear here.

How fraction math is calculated

Add / subtract:
Find a common denominator, then combine numerators

Multiply:
Multiply numerator by numerator and denominator by denominator

Divide:
Multiply the first fraction by the reciprocal of the second

This calculator simplifies every result automatically so the final answer is easier to use.

Why fraction calculations matter

Fraction calculations are useful for measurements, recipes, school math, construction, budgeting, and any situation where values are divided into parts.

Simplified fractions and mixed numbers make results easier to read and apply in real situations.

What your result means

Your result shows the simplified fraction after the selected operation is completed. It may also show the mixed number form and decimal equivalent depending on your settings.

Supporting values help explain how the answer was found so you can verify fraction work for homework, measurements, or everyday calculations.

Fraction calculator tips

Frequently asked questions

How do you add fractions?

Find a common denominator, convert both fractions, then add the numerators.

How do you divide fractions?

Keep the first fraction, flip the second fraction, and multiply.

What is a mixed number?

A mixed number combines a whole number and a proper fraction, such as 2 1/3.

Why simplify fractions?

Simplified fractions are easier to read, compare, and use in later calculations.