-35.44% is the change from 395 to 255
Calculation steps:
[( 255 - 395 ) ÷ 395] x 100 = -35.44%
Formula
Percentage change = [(255 - 395) / 395] x 100
Subtract the new number by the original number
255 - 395 = -140
-140 ÷ 395 = -0.35443037974683544
-0.35443037974683544 x 100 = -35.44%