A fraction 
. A fraction with 
is called a proper
fraction. Therefore, the special cases 1/1, 2/2, 3/3, etc. are generally considered
to be improper.
Improper Fraction
See also
Fraction, Mixed Fraction, Proper FractionExplore with Wolfram|Alpha
Cite this as:
Weisstein, Eric W. "Improper Fraction." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/ImproperFraction.html