-63.86% is the change from 570 to 206
Calculation steps:
[( 206 - 570 ) ÷ 570] x 100 = -63.86%
Formula
Percentage change = [(206 - 570) / 570] x 100
Subtract the new number by the original number
206 - 570 = -364
-364 ÷ 570 = -0.6385964912280702
-0.6385964912280702 x 100 = -63.86%