improper fractionA fraction in which the numerator is equal to or greater than the denominator.
mixed number

An expression in which a whole number is combined with a proper fraction.  For example 5  

is a mixed number.

product

The result when two numbers are multiplied. For example, the product of 4 • 5 is 20.

reciprocal

A number that when multiplied by a given number gives a product of 1. For example,  and  are reciprocals of each other.