-13.15% is the change from 768 to 667
Calculation steps:
[( 667 - 768 ) ÷ 768] x 100 = -13.15%
Formula
Percentage change = [(667 - 768) / 768] x 100
Subtract the new number by the original number
667 - 768 = -101
-101 ÷ 768 = -0.13151041666666666
-0.13151041666666666 x 100 = -13.15%