38.08% is the change from 604 to 834
Calculation steps:
[( 834 - 604 ) ÷ 604] x 100 = 38.08%
Formula
Percentage change = [(834 - 604) / 604] x 100
Subtract the new number by the original number
834 - 604 = 230
230 ÷ 604 = 0.38079470198675497
0.38079470198675497 x 100 = 38.08%