18.04% is the change from 255 to 301
Calculation steps:
[( 301 - 255 ) ÷ 255] x 100 = 18.04%
Formula
Percentage change = [(301 - 255) / 255] x 100
Subtract the new number by the original number
301 - 255 = 46
46 ÷ 255 = 0.1803921568627451
0.1803921568627451 x 100 = 18.04%