2873.91% is the change from 23 to 684
Calculation steps:
[( 684 - 23 ) ÷ 23] x 100 = 2873.91%
Formula
Percentage change = [(684 - 23) / 23] x 100
Subtract the new number by the original number
684 - 23 = 661
661 ÷ 23 = 28.73913043478261
28.73913043478261 x 100 = 2873.91%