-13.22% is the change from 764 to 663
Calculation steps:
[( 663 - 764 ) ÷ 764] x 100 = -13.22%
Formula
Percentage change = [(663 - 764) / 764] x 100
Subtract the new number by the original number
663 - 764 = -101
-101 ÷ 764 = -0.13219895287958114
-0.13219895287958114 x 100 = -13.22%