659.76% is the change from 82 to 623
Calculation steps:
[( 623 - 82 ) ÷ 82] x 100 = 659.76%
Formula
Percentage change = [(623 - 82) / 82] x 100
Subtract the new number by the original number
623 - 82 = 541
541 ÷ 82 = 6.597560975609756
6.597560975609756 x 100 = 659.76%