9.77% is the change from 829 to 910
Calculation steps:
[( 910 - 829 ) ÷ 829] x 100 = 9.77%
Formula
Percentage change = [(910 - 829) / 829] x 100
Subtract the new number by the original number
910 - 829 = 81
81 ÷ 829 = 0.097708082026538
0.097708082026538 x 100 = 9.77%