Solution - Simplification or other simple results

Reformatting the input :

Changes made to your input should not affect the solution:

(1): "2.1" was replaced by "(21/10)".

Step  1  :

            21
 Simplify   ——
            10

Equation at the end of step  1  :

       21
  53 • ——
       10

Step  2  :

Final result :

  1113             
  ———— = 111.30000 
   10