Solution - Simplification or other simple results

Step  1  :

             3
 Simplify   ——
            16

Equation at the end of step  1  :

   3
  —— ÷ 5 ÷ 12
  16

Step  2  :

          3      
 Divide  ——  by  5
         16      

Equation at the end of step  2  :

   3
  —— ÷ 12
  80

Step  3  :

          3      
 Divide  ——  by  12
         80      

Final result :

   1            
  ——— = 0.00313 
  320