136.08% is the change from 255 to 602
Calculation steps:
[( 602 - 255 ) ÷ 255] x 100 = 136.08%
Formula
Percentage change = [(602 - 255) / 255] x 100
Subtract the new number by the original number
602 - 255 = 347
347 ÷ 255 = 1.3607843137254902
1.3607843137254902 x 100 = 136.08%