2804.35% is the change from 23 to 668
Calculation steps:
[( 668 - 23 ) ÷ 23] x 100 = 2804.35%
Formula
Percentage change = [(668 - 23) / 23] x 100
Subtract the new number by the original number
668 - 23 = 645
645 ÷ 23 = 28.043478260869566
28.043478260869566 x 100 = 2804.35%