-42.46% is the change from 570 to 328
Calculation steps:
[( 328 - 570 ) ÷ 570] x 100 = -42.46%
Formula
Percentage change = [(328 - 570) / 570] x 100
Subtract the new number by the original number
328 - 570 = -242
-242 ÷ 570 = -0.4245614035087719
-0.4245614035087719 x 100 = -42.46%