-40.19% is the change from 968 to 579
Calculation steps:
[( 579 - 968 ) ÷ 968] x 100 = -40.19%
Formula
Percentage change = [(579 - 968) / 968] x 100
Subtract the new number by the original number
579 - 968 = -389
-389 ÷ 968 = -0.4018595041322314
-0.4018595041322314 x 100 = -40.19%