10.78% is the change from 668 to 740
Calculation steps:
[( 740 - 668 ) ÷ 668] x 100 = 10.78%
Formula
Percentage change = [(740 - 668) / 668] x 100
Subtract the new number by the original number
740 - 668 = 72
72 ÷ 668 = 0.10778443113772455
0.10778443113772455 x 100 = 10.78%