Question

1) Complete the activity to write rational number 0.7 in? form.
q
Let x= 0.7
10x - ( ) = ( ) - ( )
= 7​

Answer 1

Answer:

let x=0.7 eqn no 1

multiply both sides by 10 we get

10x=7 eqn no 2

subtract eqn 2 from 1

10x-x=7-0.7

9x=6.93

x=6.93/9

x=693/900