3.58% is the change from 809 to 838
Calculation steps:
[( 838 - 809 ) ÷ 809] x 100 = 3.58%
Formula
Percentage change = [(838 - 809) / 809] x 100
Subtract the new number by the original number
838 - 809 = 29
29 ÷ 809 = 0.03584672435105068
0.03584672435105068 x 100 = 3.58%