-28.77% is the change from 570 to 406
Calculation steps:
[( 406 - 570 ) ÷ 570] x 100 = -28.77%
Formula
Percentage change = [(406 - 570) / 570] x 100
Subtract the new number by the original number
406 - 570 = -164
-164 ÷ 570 = -0.28771929824561404
-0.28771929824561404 x 100 = -28.77%