9.92% is the change from 827 to 909
Calculation steps:
[( 909 - 827 ) ÷ 827] x 100 = 9.92%
Formula
Percentage change = [(909 - 827) / 827] x 100
Subtract the new number by the original number
909 - 827 = 82
82 ÷ 827 = 0.09915356711003627
0.09915356711003627 x 100 = 9.92%