6.51% is the change from 768 to 818
Calculation steps:
[( 818 - 768 ) ÷ 768] x 100 = 6.51%
Formula
Percentage change = [(818 - 768) / 768] x 100
Subtract the new number by the original number
818 - 768 = 50
50 ÷ 768 = 0.06510416666666667
0.06510416666666667 x 100 = 6.51%