-69.66% is the change from 580 to 176
Calculation steps:
[( 176 - 580 ) ÷ 580] x 100 = -69.66%
Formula
Percentage change = [(176 - 580) / 580] x 100
Subtract the new number by the original number
176 - 580 = -404
-404 ÷ 580 = -0.696551724137931
-0.696551724137931 x 100 = -69.66%