Solution - Simplification or other simple results

Step  1  :

            1
 Simplify   —
            9

Equation at the end of step  1  :

       1
  0 -  — ÷ 15
       9

Step  2  :

         1      
 Divide  —  by  15
         9      

Equation at the end of step  2  :

        1 
  0 -  ———
       135

Step  3  :

Final result :

   -1            
  ——— = -0.00741 
  135