Solution - Simplification or other simple results

Step  1  :

            9
 Simplify   —
            4

Equation at the end of step  1  :

  9
  — ÷ 15 ÷ 2
  4

Step  2  :

         9      
 Divide  —  by  15
         4      

Equation at the end of step  2  :

   3
  —— ÷ 2
  20

Step  3  :

          3      
 Divide  ——  by  2
         20      

Final result :

   3           
  —— = 0.07500 
  40