10.45% is the change from 823 to 909
Calculation steps:
[( 909 - 823 ) ÷ 823] x 100 = 10.45%
Formula
Percentage change = [(909 - 823) / 823] x 100
Subtract the new number by the original number
909 - 823 = 86
86 ÷ 823 = 0.10449574726609964
0.10449574726609964 x 100 = 10.45%