-3.65% is the change from 603 to 581
Calculation steps:
[( 581 - 603 ) ÷ 603] x 100 = -3.65%
Formula
Percentage change = [(581 - 603) / 603] x 100
Subtract the new number by the original number
581 - 603 = -22
-22 ÷ 603 = -0.03648424543946932
-0.03648424543946932 x 100 = -3.65%