584.85% is the change from 99 to 678
Calculation steps:
[( 678 - 99 ) ÷ 99] x 100 = 584.85%
Formula
Percentage change = [(678 - 99) / 99] x 100
Subtract the new number by the original number
678 - 99 = 579
579 ÷ 99 = 5.848484848484849
5.848484848484849 x 100 = 584.85%