Solution - Simplification or other simple results

Reformatting the input :

Changes made to your input should not affect the solution:

(1): "21.9999" was replaced by "(219999/10000)".

Step  1  :

            219999
 Simplify   ——————
            10000 

Equation at the end of step  1  :

       219999
  0 -  ——————
       10000 

Step  2  :

Final result :

  -219999             
  ——————— = -21.99990 
   10000