-42.54% is the change from 865 to 497
Calculation steps:
[( 497 - 865 ) ÷ 865] x 100 = -42.54%
Formula
Percentage change = [(497 - 865) / 865] x 100
Subtract the new number by the original number
497 - 865 = -368
-368 ÷ 865 = -0.4254335260115607
-0.4254335260115607 x 100 = -42.54%