Solution - Simplification or other simple results

Step  1  :

            13
 Simplify   ——
            15

Equation at the end of step  1  :

  13
  —— ÷ 7 ÷ 10
  15

Step  2  :

         13      
 Divide  ——  by  7
         15      

Equation at the end of step  2  :

   13
  ——— ÷ 10
  105

Step  3  :

          13      
 Divide  ———  by  10
         105      

Final result :

   13            
  ———— = 0.01238 
  1050