-16.05% is the change from 866 to 727
Calculation steps:
[( 727 - 866 ) ÷ 866] x 100 = -16.05%
Formula
Percentage change = [(727 - 866) / 866] x 100
Subtract the new number by the original number
727 - 866 = -139
-139 ÷ 866 = -0.1605080831408776
-0.1605080831408776 x 100 = -16.05%