16.17% is the change from 668 to 776
Calculation steps:
[( 776 - 668 ) ÷ 668] x 100 = 16.17%
Formula
Percentage change = [(776 - 668) / 668] x 100
Subtract the new number by the original number
776 - 668 = 108
108 ÷ 668 = 0.16167664670658682
0.16167664670658682 x 100 = 16.17%