7.81% is the change from 768 to 828
Calculation steps:
[( 828 - 768 ) ÷ 768] x 100 = 7.81%
Formula
Percentage change = [(828 - 768) / 768] x 100
Subtract the new number by the original number
828 - 768 = 60
60 ÷ 768 = 0.078125
0.078125 x 100 = 7.81%
Example