Question

express the following in the form of p upon q where p and q are integers and q is not equal to zero =0.47 and answer is43/90 I want to know process

Answer 1

If this type of question so bar would be on 7 i.e.
x= 0.47777.... 1
10x= 4.7777.... 2
Subtracting equation 1 from 2
10x-x= 4.777... - 0.477...
9x= 4.3
x= 4.3/9
x=43/9*10
x= 43/90

Answer 2

x=0.4777

10x=4.777

plz give my answer as brilliant answer...