-54.66% is the change from 580 to 263
Calculation steps:
[( 263 - 580 ) ÷ 580] x 100 = -54.66%
Formula
Percentage change = [(263 - 580) / 580] x 100
Subtract the new number by the original number
263 - 580 = -317
-317 ÷ 580 = -0.5465517241379311
-0.5465517241379311 x 100 = -54.66%