-2.17% is the change from 874 to 855
Calculation steps:
[( 855 - 874 ) ÷ 874] x 100 = -2.17%
Formula
Percentage change = [(855 - 874) / 874] x 100
Subtract the new number by the original number
855 - 874 = -19
-19 ÷ 874 = -0.021739130434782608
-0.021739130434782608 x 100 = -2.17%