-66.17% is the change from 866 to 293
Calculation steps:
[( 293 - 866 ) ÷ 866] x 100 = -66.17%
Formula
Percentage change = [(293 - 866) / 866] x 100
Subtract the new number by the original number
293 - 866 = -573
-573 ÷ 866 = -0.6616628175519631
-0.6616628175519631 x 100 = -66.17%