Solution - Simplification or other simple results

Reformatting the input :

Changes made to your input should not affect the solution:

(1): "4.2" was replaced by "(42/10)". 2 more similar replacement(s)

Step  1  :

            21
 Simplify   ——
            5 

Equation at the end of step  1  :

   311   21
  ———— • ——
  1000   5 

Step  2  :

             311
 Simplify   ————
            1000

Equation at the end of step  2  :

   311   21
  ———— • ——
  1000   5 

Step  3  :

Final result :

  6531           
  ———— = 1.30620 
  5000