-27.71% is the change from 866 to 626
Calculation steps:
[( 626 - 866 ) ÷ 866] x 100 = -27.71%
Formula
Percentage change = [(626 - 866) / 866] x 100
Subtract the new number by the original number
626 - 866 = -240
-240 ÷ 866 = -0.27713625866050806
-0.27713625866050806 x 100 = -27.71%