Solution - Simplification or other simple results

Reformatting the input :

Changes made to your input should not affect the solution:

(1): "4." was replaced by "(4/1)". 2 more similar replacement(s)

Step  1  :

            4
 Simplify   —
            1

Equation at the end of step  1  :

  8
  — ÷ 4
  1

Step  2  :

            8
 Simplify   —
            1

Equation at the end of step  2  :

  8
  —
  4

Step  3  :

            2
 Simplify   —
            1

Final result :

  2