48.37% is the change from 399 to 592
Calculation steps:
[( 592 - 399 ) ÷ 399] x 100 = 48.37%
Formula
Percentage change = [(592 - 399) / 399] x 100
Subtract the new number by the original number
592 - 399 = 193
193 ÷ 399 = 0.48370927318295737
0.48370927318295737 x 100 = 48.37%