-5.24% is the change from 573 to 543
Calculation steps:
[( 543 - 573 ) ÷ 573] x 100 = -5.24%
Formula
Percentage change = [(543 - 573) / 573] x 100
Subtract the new number by the original number
543 - 573 = -30
-30 ÷ 573 = -0.05235602094240838
-0.05235602094240838 x 100 = -5.24%