How would you write 0 as a fraction?

0 = 0/0 = 0

so it is in fraction form already

or o/anything

To write 0 as a fraction, you can express it as 0/1. By definition, any number divided by 1 equals itself. In this case, since 0 divided by 1 equals 0, we can represent 0 as the fraction 0/1.