54.08% is the change from 392 to 604
Calculation steps:
[( 604 - 392 ) ÷ 392] x 100 = 54.08%
Formula
Percentage change = [(604 - 392) / 392] x 100
Subtract the new number by the original number
604 - 392 = 212
212 ÷ 392 = 0.5408163265306123
0.5408163265306123 x 100 = 54.08%