-50.77% is the change from 583 to 287
Calculation steps:
[( 287 - 583 ) ÷ 583] x 100 = -50.77%
Formula
Percentage change = [(287 - 583) / 583] x 100
Subtract the new number by the original number
287 - 583 = -296
-296 ÷ 583 = -0.5077186963979416
-0.5077186963979416 x 100 = -50.77%