9.66% is the change from 849 to 931
Calculation steps:
[( 931 - 849 ) ÷ 849] x 100 = 9.66%
Formula
Percentage change = [(931 - 849) / 849] x 100
Subtract the new number by the original number
931 - 849 = 82
82 ÷ 849 = 0.09658421672555949
0.09658421672555949 x 100 = 9.66%