-21.21% is the change from 858 to 676
Calculation steps:
[( 676 - 858 ) ÷ 858] x 100 = -21.21%
Formula
Percentage change = [(676 - 858) / 858] x 100
Subtract the new number by the original number
676 - 858 = -182
-182 ÷ 858 = -0.21212121212121213
-0.21212121212121213 x 100 = -21.21%