-57.78% is the change from 495 to 209
Calculation steps:
[( 209 - 495 ) ÷ 495] x 100 = -57.78%
Formula
Percentage change = [(209 - 495) / 495] x 100
Subtract the new number by the original number
209 - 495 = -286
-286 ÷ 495 = -0.5777777777777777
-0.5777777777777777 x 100 = -57.78%