48.07% is the change from 337 to 499
Calculation steps:
[( 499 - 337 ) ÷ 337] x 100 = 48.07%
Formula
Percentage change = [(499 - 337) / 337] x 100
Subtract the new number by the original number
499 - 337 = 162
162 ÷ 337 = 0.4807121661721068
0.4807121661721068 x 100 = 48.07%