-51.72% is the change from 495 to 239
Calculation steps:
[( 239 - 495 ) ÷ 495] x 100 = -51.72%
Formula
Percentage change = [(239 - 495) / 495] x 100
Subtract the new number by the original number
239 - 495 = -256
-256 ÷ 495 = -0.5171717171717172
-0.5171717171717172 x 100 = -51.72%