Solution - Simplification or other simple results

Step  1  :

 1.1     161 = 7•23

(161)¹ = (7•23)¹ = 7 • 23

Equation at the end of step  1  :

Step  2  :

            (7•23)
 Simplify   ——————
              3   

Final result :

  161            
  ——— = 53.66667 
   3