It appears that 1910 is already in its simplest form.
5664 is an integer and therefore it is in its simplest (not simplist!) form.
It is 13/20. And the word is simplest form , not simplist!
14/55
What is the answer
It is 5/6.
It is: 2/5
2/10 = 1/5
38 is an integer and not a fraction.
64/29
5901200 is an integer and is, therefore, in its simplest form.
If you mean 48/100 then it is 12/25 in its simplest form
9/12 is 3/4 in its simplest form