9.4% is the change from 830 to 908
Calculation steps:
[( 908 - 830 ) ÷ 830] x 100 = 9.4%
Formula
Percentage change = [(908 - 830) / 830] x 100
Subtract the new number by the original number
908 - 830 = 78
78 ÷ 830 = 0.09397590361445783
0.09397590361445783 x 100 = 9.4%