684.52% is the change from 84 to 659
Calculation steps:
[( 659 - 84 ) ÷ 84] x 100 = 684.52%
Formula
Percentage change = [(659 - 84) / 84] x 100
Subtract the new number by the original number
659 - 84 = 575
575 ÷ 84 = 6.845238095238095
6.845238095238095 x 100 = 684.52%