8.77% is the change from 775 to 843
Calculation steps:
[( 843 - 775 ) ÷ 775] x 100 = 8.77%
Formula
Percentage change = [(843 - 775) / 775] x 100
Subtract the new number by the original number
843 - 775 = 68
68 ÷ 775 = 0.08774193548387096
0.08774193548387096 x 100 = 8.77%