521.82% is the change from 110 to 684
Calculation steps:
[( 684 - 110 ) ÷ 110] x 100 = 521.82%
Formula
Percentage change = [(684 - 110) / 110] x 100
Subtract the new number by the original number
684 - 110 = 574
574 ÷ 110 = 5.218181818181818
5.218181818181818 x 100 = 521.82%