-11.42% is the change from 727 to 644
Calculation steps:
[( 644 - 727 ) ÷ 727] x 100 = -11.42%
Formula
Percentage change = [(644 - 727) / 727] x 100
Subtract the new number by the original number
644 - 727 = -83
-83 ÷ 727 = -0.11416781292984869
-0.11416781292984869 x 100 = -11.42%