Solution - Simplification or other simple results

Reformatting the input :

Changes made to your input should not affect the solution:

(1): "3." was replaced by "(3/1)".

Step  1  :

            3
 Simplify   —
            1

Equation at the end of step  1  :

  9600
  ————
   3  

Step  2  :

            3200
 Simplify   ————
             1  

Final result :

  3200