-39.35% is the change from 958 to 581
Calculation steps:
[( 581 - 958 ) ÷ 958] x 100 = -39.35%
Formula
Percentage change = [(581 - 958) / 958] x 100
Subtract the new number by the original number
581 - 958 = -377
-377 ÷ 958 = -0.3935281837160752
-0.3935281837160752 x 100 = -39.35%