Solution - Simplification or other simple results

Reformatting the input :

Changes made to your input should not affect the solution:

(1): "^-2" was replaced by "^(-2)".

(2): "5.3" was replaced by "(53/10)".

Step  1  :

            53
 Simplify   ——
            10

Equation at the end of step  1  :

  53
 (——)-2
  10

Step  2  :

 2.1     10 = 2•5 (10)^-2 = (2•5)^(-2) = (2)^(-2) • (5)^(-2)

Final result :

  1 • (22•52)
  ———————————
    1 • 532