-28.63% is the change from 255 to 182
Calculation steps:
[( 182 - 255 ) ÷ 255] x 100 = -28.63%
Formula
Percentage change = [(182 - 255) / 255] x 100
Subtract the new number by the original number
182 - 255 = -73
-73 ÷ 255 = -0.28627450980392155
-0.28627450980392155 x 100 = -28.63%