525/100
5 and 25/100
5 and 1/4
1.3125
0.525 = 525/1000 = 21/40
525 is an integer and so there is no sensible way of representing it as a mixed number.
525 is a whole number, as it does not contain a decimal point.
525 and 9/1000
12 and 525/1000
0.525 written as a fraction = 525/1000
525% = 21/4
It is 525/1 inches.
tl
It is 525/1 grams. If you want it expressed as a fraction of some other quantity then you need to specify the second quantity.
525/1