Solution - Simplification or other simple results

Step  1  :

            1
 Simplify   —
            7

Equation at the end of step  1  :

  1
  — ÷ 2 ÷ 5
  7

Step  2  :

         1      
 Divide  —  by  2
         7      

Equation at the end of step  2  :

   1
  —— ÷ 5
  14

Step  3  :

          1      
 Divide  ——  by  5
         14      

Final result :

   1           
  —— = 0.01429 
  70