4.125 is a fraction. It is a fraction in decimal form rather than in the form of a ratio. However, that does not stop it being a fraction. And, being a decimal, there is no simpler form. Its rational equivalent is 4125/1000 which can be simplified to 4 1/4.
[object Object]
4.75 as a mixed number with a fraction in simplest form = 43/4
168 is an integer, not a fraction nor mixed number.
283 is an integer, not a mixed number or fraction.
142 is an integer, not a fraction nor a mixed number.
4.875 in simplest form as a mixed number = 47/8
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.
1/8
mixed fraction
4.75 as a mixed number with a fraction in simplest form = 43/4
29.15 is written as 3/20 in fraction form (simplest form)
168 is an integer, not a fraction nor mixed number.
283 is an integer, not a mixed number or fraction.
142 is an integer, not a fraction nor a mixed number.
264 is an integer; it is neither a fraction not a mixed number.
425 is an integer, not a fraction nor a mixed number.
263 is an integer, not a fraction nor a mixed number.
310 is an integer: it is neither a fraction not a mixed number.