7.16% is the change from 768 to 823
Calculation steps:
[( 823 - 768 ) ÷ 768] x 100 = 7.16%
Formula
Percentage change = [(823 - 768) / 768] x 100
Subtract the new number by the original number
823 - 768 = 55
55 ÷ 768 = 0.07161458333333333
0.07161458333333333 x 100 = 7.16%