Question

find a rational number between 8 and 9

Answer 1

[(8/11)-11)-(4/9)]/2
=[72-44)/99]/2
=14/99

Answer 2

8 and 9= 8/1 and 9/1
so we can write them as 8/1*10/10= 80/10
and 9/1*10/10= 90/10
so rational numbers between them are:- 81/10, 82/10 etc...