-21.26% is the change from 856 to 674
Calculation steps:
[( 674 - 856 ) ÷ 856] x 100 = -21.26%
Formula
Percentage change = [(674 - 856) / 856] x 100
Subtract the new number by the original number
674 - 856 = -182
-182 ÷ 856 = -0.21261682242990654
-0.21261682242990654 x 100 = -21.26%