Solution - Simplification or other simple results

Reformatting the input :

Changes made to your input should not affect the solution:

(1): "3.2" was replaced by "(32/10)". 2 more similar replacement(s)

Step  1  :

            16
 Simplify   ——
            5 

Equation at the end of step  1  :

  125   16
  ——— • ——
  100   5 

Step  2  :

            5
 Simplify   —
            4

Equation at the end of step  2  :

  5   16
  — • ——
  4   5 

Step  3  :

Final result :

  4