1.72% is the change from 816 to 830
Calculation steps:
[( 830 - 816 ) ÷ 816] x 100 = 1.72%
Formula
Percentage change = [(830 - 816) / 816] x 100
Subtract the new number by the original number
830 - 816 = 14
14 ÷ 816 = 0.01715686274509804
0.01715686274509804 x 100 = 1.72%