-54.41% is the change from 397 to 181
Calculation steps:
[( 181 - 397 ) ÷ 397] x 100 = -54.41%
Formula
Percentage change = [(181 - 397) / 397] x 100
Subtract the new number by the original number
181 - 397 = -216
-216 ÷ 397 = -0.5440806045340051
-0.5440806045340051 x 100 = -54.41%