-70.82% is the change from 874 to 255
Calculation steps:
[( 255 - 874 ) ÷ 874] x 100 = -70.82%
Formula
Percentage change = [(255 - 874) / 874] x 100
Subtract the new number by the original number
255 - 874 = -619
-619 ÷ 874 = -0.7082379862700229
-0.7082379862700229 x 100 = -70.82%