-40.14% is the change from 969 to 580
Calculation steps:
[( 580 - 969 ) ÷ 969] x 100 = -40.14%
Formula
Percentage change = [(580 - 969) / 969] x 100
Subtract the new number by the original number
580 - 969 = -389
-389 ÷ 969 = -0.40144478844169246
-0.40144478844169246 x 100 = -40.14%