-13.61% is the change from 764 to 660
Calculation steps:
[( 660 - 764 ) ÷ 764] x 100 = -13.61%
Formula
Percentage change = [(660 - 764) / 764] x 100
Subtract the new number by the original number
660 - 764 = -104
-104 ÷ 764 = -0.13612565445026178
-0.13612565445026178 x 100 = -13.61%