-67.59% is the change from 580 to 188
Calculation steps:
[( 188 - 580 ) ÷ 580] x 100 = -67.59%
Formula
Percentage change = [(188 - 580) / 580] x 100
Subtract the new number by the original number
188 - 580 = -392
-392 ÷ 580 = -0.6758620689655173
-0.6758620689655173 x 100 = -67.59%