4.14% is the change from 797 to 830
Calculation steps:
[( 830 - 797 ) ÷ 797] x 100 = 4.14%
Formula
Percentage change = [(830 - 797) / 797] x 100
Subtract the new number by the original number
830 - 797 = 33
33 ÷ 797 = 0.04140526976160602
0.04140526976160602 x 100 = 4.14%