A fraction, whose numerator or denominator or both are not integers, is called a ___ fraction.
A fraction, whose numerator or denominator or both are not integers, is called a complex fraction.
A fraction whose numerator is less than its denominator is called a/an _____ .
Fractions involving polynomial either in numerator or denominator (or both) are called algebraic fractions.
In the example, 12x/9, neither 12x nor 9 is a polynomial.