-42.41% is the change from 323 to 186
Calculation steps:
[( 186 - 323 ) ÷ 323] x 100 = -42.41%
Formula
Percentage change = [(186 - 323) / 323] x 100
Subtract the new number by the original number
186 - 323 = -137
-137 ÷ 323 = -0.4241486068111455
-0.4241486068111455 x 100 = -42.41%