-53.59% is the change from 390 to 181
Calculation steps:
[( 181 - 390 ) ÷ 390] x 100 = -53.59%
Formula
Percentage change = [(181 - 390) / 390] x 100
Subtract the new number by the original number
181 - 390 = -209
-209 ÷ 390 = -0.5358974358974359
-0.5358974358974359 x 100 = -53.59%