28.48% is the change from 481 to 618
Calculation steps:
[( 618 - 481 ) ÷ 481] x 100 = 28.48%
Formula
Percentage change = [(618 - 481) / 481] x 100
Subtract the new number by the original number
618 - 481 = 137
137 ÷ 481 = 0.28482328482328484
0.28482328482328484 x 100 = 28.48%