-82.75% is the change from 255 to 44
Calculation steps:
[( 44 - 255 ) ÷ 255] x 100 = -82.75%
Formula
Percentage change = [(44 - 255) / 255] x 100
Subtract the new number by the original number
44 - 255 = -211
-211 ÷ 255 = -0.8274509803921568
-0.8274509803921568 x 100 = -82.75%