602.74% is the change from 73 to 513
Calculation steps:
[( 513 - 73 ) ÷ 73] x 100 = 602.74%
Formula
Percentage change = [(513 - 73) / 73] x 100
Subtract the new number by the original number
513 - 73 = 440
440 ÷ 73 = 6.027397260273973
6.027397260273973 x 100 = 602.74%