2.31% is the change from 779 to 797
Calculation steps:
[( 797 - 779 ) ÷ 779] x 100 = 2.31%
Formula
Percentage change = [(797 - 779) / 779] x 100
Subtract the new number by the original number
797 - 779 = 18
18 ÷ 779 = 0.023106546854942234
0.023106546854942234 x 100 = 2.31%