-39.81% is the change from 972 to 585
Calculation steps:
[( 585 - 972 ) ÷ 972] x 100 = -39.81%
Formula
Percentage change = [(585 - 972) / 972] x 100
Subtract the new number by the original number
585 - 972 = -387
-387 ÷ 972 = -0.39814814814814814
-0.39814814814814814 x 100 = -39.81%