-12.5% is the change from 184 to 161
Calculation steps:
[( 161 - 184 ) ÷ 184] x 100 = -12.5%
Formula
Percentage change = [(161 - 184) / 184] x 100
Subtract the new number by the original number
161 - 184 = -23
-23 ÷ 184 = -0.125
-0.125 x 100 = -12.5%