What is a complex fraction?

A complex fraction has a fraction in the numerator, denominator, or both—e.g. (1/2)/(3/4).

How is (a/b)/(c/d) simplified?

It equals (a×d)/(b×c), then simplify that fraction to lowest terms.

Division by zero is undefined; the tool will show an error.

Simplify complex fractions of the form (a/b)/(c/d). Enter numerators and denominators to get the simplified result.

(a/b) ÷ (c/d). Enter a, b, c, d.

a (num. top)

b (num. bottom)

c (den. top)

d (den. bottom)

What is a complex fraction?: A complex fraction has a fraction in the numerator, denominator, or both—e.g. (1/2)/(3/4).
How is (a/b)/(c/d) simplified?: It equals (a×d)/(b×c), then simplify that fraction to lowest terms.
What if the inner denominator is 0?: Division by zero is undefined; the tool will show an error.

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