-10.35% is the change from 570 to 511
Calculation steps:
[( 511 - 570 ) ÷ 570] x 100 = -10.35%
Formula
Percentage change = [(511 - 570) / 570] x 100
Subtract the new number by the original number
511 - 570 = -59
-59 ÷ 570 = -0.10350877192982456
-0.10350877192982456 x 100 = -10.35%