-40.47% is the change from 976 to 581
Calculation steps:
[( 581 - 976 ) ÷ 976] x 100 = -40.47%
Formula
Percentage change = [(581 - 976) / 976] x 100
Subtract the new number by the original number
581 - 976 = -395
-395 ÷ 976 = -0.4047131147540984
-0.4047131147540984 x 100 = -40.47%