82.84% is the change from 338 to 618
Calculation steps:
[( 618 - 338 ) ÷ 338] x 100 = 82.84%
Formula
Percentage change = [(618 - 338) / 338] x 100
Subtract the new number by the original number
618 - 338 = 280
280 ÷ 338 = 0.8284023668639053
0.8284023668639053 x 100 = 82.84%