17.23% is the change from 708 to 830
Calculation steps:
[( 830 - 708 ) ÷ 708] x 100 = 17.23%
Formula
Percentage change = [(830 - 708) / 708] x 100
Subtract the new number by the original number
830 - 708 = 122
122 ÷ 708 = 0.17231638418079095
0.17231638418079095 x 100 = 17.23%