642.17% is the change from 83 to 616
Calculation steps:
[( 616 - 83 ) ÷ 83] x 100 = 642.17%
Formula
Percentage change = [(616 - 83) / 83] x 100
Subtract the new number by the original number
616 - 83 = 533
533 ÷ 83 = 6.421686746987952
6.421686746987952 x 100 = 642.17%