-33.1% is the change from 583 to 390
Calculation steps:
[( 390 - 583 ) ÷ 583] x 100 = -33.1%
Formula
Percentage change = [(390 - 583) / 583] x 100
Subtract the new number by the original number
390 - 583 = -193
-193 ÷ 583 = -0.33104631217838765
-0.33104631217838765 x 100 = -33.1%