Solution - Simplification or other simple results

Reformatting the input :

Changes made to your input should not affect the solution:

(1): "0.000421" was replaced by "(000421/1000000)".

Step  1  :

              421  
 Simplify   ———————
            1000000

Final result :

    421             
  ——————— = 0.00042 
  1000000