583.56% is the change from 73 to 499
Calculation steps:
[( 499 - 73 ) ÷ 73] x 100 = 583.56%
Formula
Percentage change = [(499 - 73) / 73] x 100
Subtract the new number by the original number
499 - 73 = 426
426 ÷ 73 = 5.835616438356165
5.835616438356165 x 100 = 583.56%