-64.67% is the change from 583 to 206
Calculation steps:
[( 206 - 583 ) ÷ 583] x 100 = -64.67%
Formula
Percentage change = [(206 - 583) / 583] x 100
Subtract the new number by the original number
206 - 583 = -377
-377 ÷ 583 = -0.6466552315608919
-0.6466552315608919 x 100 = -64.67%