-32.24% is the change from 580 to 393
Calculation steps:
[( 393 - 580 ) ÷ 580] x 100 = -32.24%
Formula
Percentage change = [(393 - 580) / 580] x 100
Subtract the new number by the original number
393 - 580 = -187
-187 ÷ 580 = -0.32241379310344825
-0.32241379310344825 x 100 = -32.24%