Solution - Simplification or other simple results

Step  1  :

 1.1     10 = 2•5

(10)² = (2•5)² = 2² • 5²

Equation at the end of step  1  :

Step  2  :

              7700 
 Simplify   ———————
            (22•52)

Canceling Out :

 2.1      Canceling out  2² as it appears on both sides of the fraction line

Canceling Out :

 2.2      Canceling out  5² as it appears on both sides of the fraction line

Final result :

  77