# How does one find the common denominator in a fraction?

##### 1 Answer

Apr 16, 2016

See explanation.

#### Explanation:

The simpliest way to find the common denominator of set of fractions is to multiply all denominators.

Example:

The common denominator of

As you see the common denominator found this way is not always the lowest one. The **lowest** common denominator of these values is

For any 2 fractions the lowest common denominator can be calculated as:

where