71.37% is the change from 255 to 437
Calculation steps:
[( 437 - 255 ) ÷ 255] x 100 = 71.37%
Formula
Percentage change = [(437 - 255) / 255] x 100
Subtract the new number by the original number
437 - 255 = 182
182 ÷ 255 = 0.7137254901960784
0.7137254901960784 x 100 = 71.37%