1418.18% is the change from 33 to 501
Calculation steps:
[( 501 - 33 ) ÷ 33] x 100 = 1418.18%
Formula
Percentage change = [(501 - 33) / 33] x 100
Subtract the new number by the original number
501 - 33 = 468
468 ÷ 33 = 14.181818181818182
14.181818181818182 x 100 = 1418.18%