Solution - Simplification or other simple results

Reformatting the input :

Changes made to your input should not affect the solution:

(1): "6.5" was replaced by "(65/10)". 2 more similar replacement(s)

Step  1  :

            13
 Simplify   ——
            2 

Equation at the end of step  1  :

  155   13
  ——— • ——
  10    2 

Step  2  :

            31
 Simplify   ——
            2 

Equation at the end of step  2  :

  31   13
  —— • ——
  2    2 

Step  3  :

Final result :

  403             
  ——— = 100.75000 
   4