47.45% is the change from 255 to 376
Calculation steps:
[( 376 - 255 ) ÷ 255] x 100 = 47.45%
Formula
Percentage change = [(376 - 255) / 255] x 100
Subtract the new number by the original number
376 - 255 = 121
121 ÷ 255 = 0.4745098039215686
0.4745098039215686 x 100 = 47.45%