Solution - Simplification or other simple results

Step  1  :

             7
 Simplify   ——
            10

Equation at the end of step  1  :

   7
  —— ÷ 1 ÷ 3
  10

Step  2  :

          7      
 Divide  ——  by  1
         10      

Equation at the end of step  2  :

   7
  —— ÷ 3
  10

Step  3  :

          7      
 Divide  ——  by  3
         10      

Final result :

   7           
  —— = 0.23333 
  30