`numerator``q`procedure`denominator``q`procedureThese procedures return the numerator or denominator of their argument; the result is computed as if the argument was represented as a fraction in lowest terms. The denominator is always positive. The denominator of 0 is defined to be 1.

(numerator (/ 6 4)) ===> 3 (denominator (/ 6 4)) ===> 2 (denominator (exact->inexact (/ 6 4))) ===> 2.0