Solution - Simplification or other simple results

Reformatting the input :

Changes made to your input should not affect the solution:

(1): "5.3" was replaced by "(53/10)". 2 more similar replacement(s)

Step  1  :

            53
 Simplify   ——
            10

Equation at the end of step  1  :

  75   53
  —— • ——
  10   10

Step  2  :

            15
 Simplify   ——
            2 

Equation at the end of step  2  :

  15   53
  —— • ——
  2    10

Step  3  :

Final result :

  159            
  ——— = 39.75000 
   4