To express any whole number as a fraction, the numerator is the number and the denominator is 1.
1.7383 is a [decimal] fraction: it is NOT a whole number and there is no sensible way to express it as a whole number.
16/6 is a mixed fraction and there is no way to express it as a whole number.
3.75
1/1 or 2/2 or 3/3......and so on.
parts of a whole number
45% is a fraction and there is no sensible way to express it as a whole number.
To express any whole number as a fraction, the numerator is the number and the denominator is 1.
24/32 is a fraction and there is no way to express it as a whole number.
1.7383 is a [decimal] fraction: it is NOT a whole number and there is no sensible way to express it as a whole number.
6/165 is a rational fraction and there is no sensible way to express it as a whole number.
79/9 is an improper fraction and there is no way to express it as a whole number.
16/6 is a mixed fraction and there is no way to express it as a whole number.
The question is ambiguous. Do you want to know how to multiply a fraction by a whole number, as well as by a mixed number? Or are you asking how to multiply a whole number by a mixed number and express the product as a fraction? Or what?
3.75
1/1 or 2/2 or 3/3......and so on.
13 / (2/5) in its simplest form, is an improper fraction and there is no way to express that as a whole number.