Solution - Simplification or other simple results

Step  1  :

             25
 Simplify   ———
            649

Equation at the end of step  1  :

   25
  ——— ÷ 3210 ÷ 64
  649

Step  2  :

          25      
 Divide  ———  by  3210
         649      

Equation at the end of step  2  :

     25  
  ——————— ÷ 64
  2083290

Step  3  :

            25        
 Divide  ———————  by  64
         2083290      

Final result :

      25              
  ————————— = 0.00000 
  133330560