-1.55% is the change from 581 to 572
Calculation steps:
[( 572 - 581 ) ÷ 581] x 100 = -1.55%
Formula
Percentage change = [(572 - 581) / 581] x 100
Subtract the new number by the original number
572 - 581 = -9
-9 ÷ 581 = -0.01549053356282272
-0.01549053356282272 x 100 = -1.55%