-16.25% is the change from 769 to 644
Calculation steps:
[( 644 - 769 ) ÷ 769] x 100 = -16.25%
Formula
Percentage change = [(644 - 769) / 769] x 100
Subtract the new number by the original number
644 - 769 = -125
-125 ÷ 769 = -0.1625487646293888
-0.1625487646293888 x 100 = -16.25%