17.33% is the change from 427 to 501
Calculation steps:
[( 501 - 427 ) ÷ 427] x 100 = 17.33%
Formula
Percentage change = [(501 - 427) / 427] x 100
Subtract the new number by the original number
501 - 427 = 74
74 ÷ 427 = 0.17330210772833723
0.17330210772833723 x 100 = 17.33%