12.28% is the change from 684 to 768
Calculation steps:
[( 768 - 684 ) ÷ 684] x 100 = 12.28%
Formula
Percentage change = [(768 - 684) / 684] x 100
Subtract the new number by the original number
768 - 684 = 84
84 ÷ 684 = 0.12280701754385964
0.12280701754385964 x 100 = 12.28%