1630.43% is the change from 23 to 398
Calculation steps:
[( 398 - 23 ) ÷ 23] x 100 = 1630.43%
Formula
Percentage change = [(398 - 23) / 23] x 100
Subtract the new number by the original number
398 - 23 = 375
375 ÷ 23 = 16.304347826086957
16.304347826086957 x 100 = 1630.43%