44 is an integer and so there is no sensible way to write it as a mixed number. You could try 44 0/n where n is any positive integer.
As an improper fraction, it is 44/1.
It is called a mixed number or a mixed fraction.
15/7 is an improper fraction. It can be re-written as the mixed number: (2 and 1/7)
Since 8 is smaller than 13, 8/13 is not a mixed number not improper fraction.
A mixed number. Some people cal it a mixed fraction.
If you are using the same number, then the improper fraction and mixed number are equal.
Improper Fraction.
43 is an integer, not an improper fraction nor a mixed number.
176.25 can be written as an improper fraction or a mixed number. As an improper fraction it is 17625/100. In simplest form it is 705/4. As a mixed number it is 176 25/100. In simplest form it is 176 1/4.
A mixed number can be changed into an improper fraction
By changing the mixed number into an improper fraction.
First you would want to change the mixed number to an improper fraction. Then you can subtract
Yes, it can. In fact every mixed number has an equivalent improper fraction.