Question

How to express 0.621621......... in p/q form??

Answer 1

let x = 0.621621....

1000x = 621.621621

1000x = 621.621621....
x = 0. 621621...
_____________________

999x = 621.00

x = 621/999

x = 69/111

Hope it helps u : )

Answer 2

First of all take 0.621621 as x
Then write
X=0.621621
1000X=621.621621...
Then divide X from 1000X
We Get,
1000X - X =621.621621...-0.621622...
999X=621
X=621/999
Hence, we can write 0.621621... In p/q form