-40.16% is the change from 976 to 584
Calculation steps:
[( 584 - 976 ) ÷ 976] x 100 = -40.16%
Formula
Percentage change = [(584 - 976) / 976] x 100
Subtract the new number by the original number
584 - 976 = -392
-392 ÷ 976 = -0.4016393442622951
-0.4016393442622951 x 100 = -40.16%