Helpppp. I will give a good start rating and mark as a brainliest. How do I put this in simplest form of a fraction.

Answer:
4/990
Step-by-step explanation:
let 0.04 be x
so 100x is 4.04
so subtract x from 100x
you get 99x which is 4
if 99x is 4
then x is 4/99
=4/99