Solution - Simplification or other simple results

Step  1  :

            7
 Simplify   —
            9

Equation at the end of step  1  :

  7
  — ÷ 8 ÷ 15
  9

Step  2  :

         7      
 Divide  —  by  8
         9      

Equation at the end of step  2  :

   7
  —— ÷ 15
  72

Step  3  :

          7      
 Divide  ——  by  15
         72      

Final result :

    7            
  ———— = 0.00648 
  1080