Solution - Simplification or other simple results

Step  1  :

             9
 Simplify   ——
            40

Equation at the end of step  1  :

  10    9
  —— • ——
  27   40

Step  2  :

            10
 Simplify   ——
            27

Equation at the end of step  2  :

  10    9
  —— • ——
  27   40

Step  3  :

Final result :

   1           
  —— = 0.08333 
  12