Solution - Simplification or other simple results

Step  1  :

            31
 Simplify   ——
            3 

Equation at the end of step  1  :

  31
  —— ÷ 81 ÷ 3
  3 

Step  2  :

         31      
 Divide  ——  by  81
         3       

Equation at the end of step  2  :

   31
  ——— ÷ 3
  243

Step  3  :

          31      
 Divide  ———  by  3
         243      

Final result :

   31           
  ——— = 0.04252 
  729