2808.7% is the change from 23 to 669
Calculation steps:
[( 669 - 23 ) ÷ 23] x 100 = 2808.7%
Formula
Percentage change = [(669 - 23) / 23] x 100
Subtract the new number by the original number
669 - 23 = 646
646 ÷ 23 = 28.08695652173913
28.08695652173913 x 100 = 2808.7%