-42.81% is the change from 869 to 497
Calculation steps:
[( 497 - 869 ) ÷ 869] x 100 = -42.81%
Formula
Percentage change = [(497 - 869) / 869] x 100
Subtract the new number by the original number
497 - 869 = -372
-372 ÷ 869 = -0.428078250863061
-0.428078250863061 x 100 = -42.81%