Solution - Simplification or other simple results

Reformatting the input :

Changes made to your input should not affect the solution:

(1): "15.4" was replaced by "(154/10)".

Step  1  :

            77
 Simplify   ——
            5 

Equation at the end of step  1  :

  77
  ——
  5 

Step  2  :

                 77
 Divide  28  by  ——
                 5 

Final result :

  20           
  —— = 1.81818 
  11