386.41% is the change from 103 to 501
Calculation steps:
[( 501 - 103 ) ÷ 103] x 100 = 386.41%
Formula
Percentage change = [(501 - 103) / 103] x 100
Subtract the new number by the original number
501 - 103 = 398
398 ÷ 103 = 3.8640776699029127
3.8640776699029127 x 100 = 386.41%