517.07% is the change from 82 to 506
Calculation steps:
[( 506 - 82 ) ÷ 82] x 100 = 517.07%
Formula
Percentage change = [(506 - 82) / 82] x 100
Subtract the new number by the original number
506 - 82 = 424
424 ÷ 82 = 5.170731707317073
5.170731707317073 x 100 = 517.07%