4.27% is the change from 796 to 830
Calculation steps:
[( 830 - 796 ) ÷ 796] x 100 = 4.27%
Formula
Percentage change = [(830 - 796) / 796] x 100
Subtract the new number by the original number
830 - 796 = 34
34 ÷ 796 = 0.04271356783919598
0.04271356783919598 x 100 = 4.27%