Question 1

How do I add or subtract fractions?

Accepted Answer

Find a common denominator, convert each fraction, then add/subtract numerators and simplify.

Question 2

How do I multiply fractions?

Accepted Answer

Multiply numerators together and denominators together; simplify before or after.

Question 3

How do I divide fractions?

Accepted Answer

Multiply by the reciprocal of the divisor: a/b / c/d = a/b * d/c.

Question 4

How do I simplify a fraction?

Accepted Answer

Divide numerator and denominator by their greatest common divisor (GCD).

Question 5

Can I convert to/from mixed numbers?

Accepted Answer

Yes—improper <-> mixed conversions are supported.

Fraction Calculator