What is a denominator?

Answer:
A denominator is the bottom number of a fraction. It tells how many equal parts make up the whole. It also names the fraction, such as "half", "thirds", "fourth", etc.

For example:
1/4 - 4 is the denominator and the name of the fraction, one fourth or one quarter.
First answer by Katz2. Last edit by Katz2. Contributor trust: 2771 [recommend contributor recommended]. Question popularity: 8 [recommend question].