-18.24% is the change from 866 to 708
Calculation steps:
[( 708 - 866 ) ÷ 866] x 100 = -18.24%
Formula
Percentage change = [(708 - 866) / 866] x 100
Subtract the new number by the original number
708 - 866 = -158
-158 ÷ 866 = -0.18244803695150116
-0.18244803695150116 x 100 = -18.24%