-17.55% is the change from 866 to 714
Calculation steps:
[( 714 - 866 ) ÷ 866] x 100 = -17.55%
Formula
Percentage change = [(714 - 866) / 866] x 100
Subtract the new number by the original number
714 - 866 = -152
-152 ÷ 866 = -0.17551963048498845
-0.17551963048498845 x 100 = -17.55%