603.66% is the change from 82 to 577
Calculation steps:
[( 577 - 82 ) ÷ 82] x 100 = 603.66%
Formula
Percentage change = [(577 - 82) / 82] x 100
Subtract the new number by the original number
577 - 82 = 495
495 ÷ 82 = 6.036585365853658
6.036585365853658 x 100 = 603.66%