-6.53% is the change from 613 to 573
Calculation steps:
[( 573 - 613 ) ÷ 613] x 100 = -6.53%
Formula
Percentage change = [(573 - 613) / 613] x 100
Subtract the new number by the original number
573 - 613 = -40
-40 ÷ 613 = -0.06525285481239804
-0.06525285481239804 x 100 = -6.53%