83.38% is the change from 337 to 618
Calculation steps:
[( 618 - 337 ) ÷ 337] x 100 = 83.38%
Formula
Percentage change = [(618 - 337) / 337] x 100
Subtract the new number by the original number
618 - 337 = 281
281 ÷ 337 = 0.8338278931750742
0.8338278931750742 x 100 = 83.38%