2108.7% is the change from 23 to 508
Calculation steps:
[( 508 - 23 ) ÷ 23] x 100 = 2108.7%
Formula
Percentage change = [(508 - 23) / 23] x 100
Subtract the new number by the original number
508 - 23 = 485
485 ÷ 23 = 21.08695652173913
21.08695652173913 x 100 = 2108.7%