-26.87% is the change from 856 to 626
Calculation steps:
[( 626 - 856 ) ÷ 856] x 100 = -26.87%
Formula
Percentage change = [(626 - 856) / 856] x 100
Subtract the new number by the original number
626 - 856 = -230
-230 ÷ 856 = -0.26869158878504673
-0.26869158878504673 x 100 = -26.87%