-50.26% is the change from 583 to 290
Calculation steps:
[( 290 - 583 ) ÷ 583] x 100 = -50.26%
Formula
Percentage change = [(290 - 583) / 583] x 100
Subtract the new number by the original number
290 - 583 = -293
-293 ÷ 583 = -0.5025728987993139
-0.5025728987993139 x 100 = -50.26%