-16.53% is the change from 871 to 727
Calculation steps:
[( 727 - 871 ) ÷ 871] x 100 = -16.53%
Formula
Percentage change = [(727 - 871) / 871] x 100
Subtract the new number by the original number
727 - 871 = -144
-144 ÷ 871 = -0.1653272101033295
-0.1653272101033295 x 100 = -16.53%