-43.19% is the change from 866 to 492
Calculation steps:
[( 492 - 866 ) ÷ 866] x 100 = -43.19%
Formula
Percentage change = [(492 - 866) / 866] x 100
Subtract the new number by the original number
492 - 866 = -374
-374 ÷ 866 = -0.43187066974595845
-0.43187066974595845 x 100 = -43.19%