30.73% is the change from 384 to 502
Calculation steps:
[( 502 - 384 ) ÷ 384] x 100 = 30.73%
Formula
Percentage change = [(502 - 384) / 384] x 100
Subtract the new number by the original number
502 - 384 = 118
118 ÷ 384 = 0.3072916666666667
0.3072916666666667 x 100 = 30.73%