Question

what is 9.35 in simplest form

Answer 1

The simplest form for 9.35 would be 9.4 because you would have to round up 9.35 to the nearest tenth. 

Answer 2

It can't get much simpler than 9.35 .

If you were to write it as a mixed number ... 9 and 35/100 ...
then you could simplify the fraction part.

35/100 = 7/20 .

So as a mixed number,  9.35  =  9 and 7/20 .