Solution - Simplification or other simple results

Step  1  :

             9
 Simplify   ——
            10

Equation at the end of step  1  :

   8   15     9
  (— • ——) • ——
   9   32    10

Step  2  :

            15
 Simplify   ——
            32

Equation at the end of step  2  :

   8   15     9
  (— • ——) • ——
   9   32    10

Step  3  :

            8
 Simplify   —
            9

Equation at the end of step  3  :

   8   15     9
  (— • ——) • ——
   9   32    10

Step  4  :

Final result :

  3           
  — = 0.37500 
  8