17.06% is the change from 428 to 501
Calculation steps:
[( 501 - 428 ) ÷ 428] x 100 = 17.06%
Formula
Percentage change = [(501 - 428) / 428] x 100
Subtract the new number by the original number
501 - 428 = 73
73 ÷ 428 = 0.1705607476635514
0.1705607476635514 x 100 = 17.06%