586.3% is the change from 73 to 501
Calculation steps:
[( 501 - 73 ) ÷ 73] x 100 = 586.3%
Formula
Percentage change = [(501 - 73) / 73] x 100
Subtract the new number by the original number
501 - 73 = 428
428 ÷ 73 = 5.863013698630137
5.863013698630137 x 100 = 586.3%