0.38888888 as a fraction

Question

How to write -0.38 as a fraction?

Answer 1

I think this is the process you are wanting.

Let x =0.38 where 8 means repeating decimal.

100x - 10x = 90x = 38.8 - 3.8 = 35

x = 35/90 = 7/18

If there is a negative sign, just add that to the answer.

To check, put 7/18 in you calculator.