-64.03% is the change from 581 to 209
Calculation steps:
[( 209 - 581 ) ÷ 581] x 100 = -64.03%
Formula
Percentage change = [(209 - 581) / 581] x 100
Subtract the new number by the original number
209 - 581 = -372
-372 ÷ 581 = -0.6402753872633391
-0.6402753872633391 x 100 = -64.03%