634.52% is the change from 84 to 617
Calculation steps:
[( 617 - 84 ) ÷ 84] x 100 = 634.52%
Formula
Percentage change = [(617 - 84) / 84] x 100
Subtract the new number by the original number
617 - 84 = 533
533 ÷ 84 = 6.345238095238095
6.345238095238095 x 100 = 634.52%