-72.81% is the change from 570 to 155
Calculation steps:
[( 155 - 570 ) ÷ 570] x 100 = -72.81%
Formula
Percentage change = [(155 - 570) / 570] x 100
Subtract the new number by the original number
155 - 570 = -415
-415 ÷ 570 = -0.7280701754385965
-0.7280701754385965 x 100 = -72.81%