584.55% is the change from 123 to 842
Calculation steps:
[( 842 - 123 ) ÷ 123] x 100 = 584.55%
Formula
Percentage change = [(842 - 123) / 123] x 100
Subtract the new number by the original number
842 - 123 = 719
719 ÷ 123 = 5.845528455284553
5.845528455284553 x 100 = 584.55%