Solution - Simplification or other simple results

Step  1  :

             7
 Simplify   ——
            15

Equation at the end of step  1  :

   7
  —— ÷ 3 ÷ 10
  15

Step  2  :

          7      
 Divide  ——  by  3
         15      

Equation at the end of step  2  :

   7
  —— ÷ 10
  45

Step  3  :

          7      
 Divide  ——  by  10
         45      

Final result :

   7            
  ——— = 0.01556 
  450