Solution - Simplification or other simple results

Reformatting the input :

Changes made to your input should not affect the solution:

(1): "0.1" was replaced by "(1/10)".

Step  1  :

             1
 Simplify   ——
            10

Equation at the end of step  1  :

        1
  0 -  ——
       10

Step  2  :

Final result :

  -1            
  —— = -0.10000 
  10