664.38% is the change from 73 to 558
Calculation steps:
[( 558 - 73 ) ÷ 73] x 100 = 664.38%
Formula
Percentage change = [(558 - 73) / 73] x 100
Subtract the new number by the original number
558 - 73 = 485
485 ÷ 73 = 6.6438356164383565
6.6438356164383565 x 100 = 664.38%