3.49% is the change from 802 to 830
Calculation steps:
[( 830 - 802 ) ÷ 802] x 100 = 3.49%
Formula
Percentage change = [(830 - 802) / 802] x 100
Subtract the new number by the original number
830 - 802 = 28
28 ÷ 802 = 0.034912718204488775
0.034912718204488775 x 100 = 3.49%