-49.01% is the change from 355 to 181
Calculation steps:
[( 181 - 355 ) ÷ 355] x 100 = -49.01%
Formula
Percentage change = [(181 - 355) / 355] x 100
Subtract the new number by the original number
181 - 355 = -174
-174 ÷ 355 = -0.49014084507042255
-0.49014084507042255 x 100 = -49.01%