-97.02% is the change from 570 to 17
Calculation steps:
[( 17 - 570 ) ÷ 570] x 100 = -97.02%
Formula
Percentage change = [(17 - 570) / 570] x 100
Subtract the new number by the original number
17 - 570 = -553
-553 ÷ 570 = -0.9701754385964912
-0.9701754385964912 x 100 = -97.02%