-27.51% is the change from 858 to 622
Calculation steps:
[( 622 - 858 ) ÷ 858] x 100 = -27.51%
Formula
Percentage change = [(622 - 858) / 858] x 100
Subtract the new number by the original number
622 - 858 = -236
-236 ÷ 858 = -0.27505827505827507
-0.27505827505827507 x 100 = -27.51%