-4.91% is the change from 570 to 542
Calculation steps:
[( 542 - 570 ) ÷ 570] x 100 = -4.91%
Formula
Percentage change = [(542 - 570) / 570] x 100
Subtract the new number by the original number
542 - 570 = -28
-28 ÷ 570 = -0.04912280701754386
-0.04912280701754386 x 100 = -4.91%