1669.57% is the change from 23 to 407
Calculation steps:
[( 407 - 23 ) ÷ 23] x 100 = 1669.57%
Formula
Percentage change = [(407 - 23) / 23] x 100
Subtract the new number by the original number
407 - 23 = 384
384 ÷ 23 = 16.695652173913043
16.695652173913043 x 100 = 1669.57%