The expression of
as an improper fraction is

What is improper fraction?
A fraction is considered inappropriate if its denominator is equal to or higher than its numerator. 9/4 and 4/3, for instance, are incorrect fractions. They are always bigger than or equal to one in numbers.The numerator of an incorrect fraction is bigger than the denominator. For instance, 2/3, whose denominator is bigger than the numerator, is a proper fraction whereas 3/2 is an improper fraction.
Given that ;

Then we have
