-95.35% is the change from 495 to 23
Calculation steps:
[( 23 - 495 ) ÷ 495] x 100 = -95.35%
Formula
Percentage change = [(23 - 495) / 495] x 100
Subtract the new number by the original number
23 - 495 = -472
-472 ÷ 495 = -0.9535353535353536
-0.9535353535353536 x 100 = -95.35%