Solution - Simplification or other simple results

Step  1  :

            3
 Simplify   —
            5

Equation at the end of step  1  :

  3
  — ÷ 5 ÷ 7
  5

Step  2  :

         3      
 Divide  —  by  5
         5      

Equation at the end of step  2  :

   3
  —— ÷ 7
  25

Step  3  :

          3      
 Divide  ——  by  7
         25      

Final result :

   3            
  ——— = 0.01714 
  175