-18.82% is the change from 866 to 703
Calculation steps:
[( 703 - 866 ) ÷ 866] x 100 = -18.82%
Formula
Percentage change = [(703 - 866) / 866] x 100
Subtract the new number by the original number
703 - 866 = -163
-163 ÷ 866 = -0.18822170900692842
-0.18822170900692842 x 100 = -18.82%