351.35% is the change from 111 to 501
Calculation steps:
[( 501 - 111 ) ÷ 111] x 100 = 351.35%
Formula
Percentage change = [(501 - 111) / 111] x 100
Subtract the new number by the original number
501 - 111 = 390
390 ÷ 111 = 3.5135135135135136
3.5135135135135136 x 100 = 351.35%