9.77% is the change from 768 to 843
Calculation steps:
[( 843 - 768 ) ÷ 768] x 100 = 9.77%
Formula
Percentage change = [(843 - 768) / 768] x 100
Subtract the new number by the original number
843 - 768 = 75
75 ÷ 768 = 0.09765625
0.09765625 x 100 = 9.77%