2.78% is the change from 791 to 813
Calculation steps:
[( 813 - 791 ) ÷ 791] x 100 = 2.78%
Formula
Percentage change = [(813 - 791) / 791] x 100
Subtract the new number by the original number
813 - 791 = 22
22 ÷ 791 = 0.02781289506953224
0.02781289506953224 x 100 = 2.78%