546.34% is the change from 82 to 530
Calculation steps:
[( 530 - 82 ) ÷ 82] x 100 = 546.34%
Formula
Percentage change = [(530 - 82) / 82] x 100
Subtract the new number by the original number
530 - 82 = 448
448 ÷ 82 = 5.463414634146342
5.463414634146342 x 100 = 546.34%