-17.09% is the change from 199 to 165
Calculation steps:
[( 165 - 199 ) ÷ 199] x 100 = -17.09%
Formula
Percentage change = [(165 - 199) / 199] x 100
Subtract the new number by the original number
165 - 199 = -34
-34 ÷ 199 = -0.1708542713567839
-0.1708542713567839 x 100 = -17.09%