4.22% is the change from 830 to 865
Calculation steps:
[( 865 - 830 ) ÷ 830] x 100 = 4.22%
Formula
Percentage change = [(865 - 830) / 830] x 100
Subtract the new number by the original number
865 - 830 = 35
35 ÷ 830 = 0.04216867469879518
0.04216867469879518 x 100 = 4.22%