-11.69% is the change from 727 to 642
Calculation steps:
[( 642 - 727 ) ÷ 727] x 100 = -11.69%
Formula
Percentage change = [(642 - 727) / 727] x 100
Subtract the new number by the original number
642 - 727 = -85
-85 ÷ 727 = -0.11691884456671252
-0.11691884456671252 x 100 = -11.69%