2.66% is the change from 788 to 809
Calculation steps:
[( 809 - 788 ) ÷ 788] x 100 = 2.66%
Formula
Percentage change = [(809 - 788) / 788] x 100
Subtract the new number by the original number
809 - 788 = 21
21 ÷ 788 = 0.0266497461928934
0.0266497461928934 x 100 = 2.66%