Definition:Rational Number/Fraction/Denominator

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Definition

Let $\dfrac a b$ be a fraction.

The term $b$ is known as the denominator of $\dfrac a b$.


Examples

In the fraction $\dfrac 3 4$, the denominator is $4$.

The numerator is $3$.


Also see

  • Results about denominators can be found here.


Linguistic Note

The term denominator derives from the word denomination which, in this context, means grouping of elements of the same kind.

Thus, in the fraction $\dfrac 3 4$, it states that the objects of the same kind in question (of which the numerator specifies that there are $3$) are quarters.


Sources