Question

express 15.712 (bar on 12) in the form of p\q where q not equal to 0.

Answer 1

Let x = 15.712712.......
(1)Multiply 1000 on both sides an subtract it.1000x = 15712.712712.....
x = 15.712712..........
999x = 15697.00000
x = 15697 / 999.
I hope it helps u alot .

Answer 2

HI there !

x = 15.7121212... ---> (1)

1000x = 15712.1212 ---->(2)

Subtracting (1) from (2) ...

1000x - x = 15712 - 15

999x = 15697

x = 15697/999