One and one third is the same as saying one whole piece and one third of a piece.The big number is the whole and the part of a number is the fraction. This type of fraction is called a mixed number.
A simple fraction.
1/3 or 0.333333
The fraction seven and one third is one such fraction.
One third of nine is an integer and not a fraction.
It is called an improper or vulgar fraction. Or, for obvious reasons, a top-heavy fraction.
It depends on what the fraction is.
A proper fraction which has 1 as the numerator is called a ________ fraction
0ne twelfth of one third in fraction = 1/36