-83.47% is the change from 871 to 144
Calculation steps:
[( 144 - 871 ) ÷ 871] x 100 = -83.47%
Formula
Percentage change = [(144 - 871) / 871] x 100
Subtract the new number by the original number
144 - 871 = -727
-727 ÷ 871 = -0.8346727898966705
-0.8346727898966705 x 100 = -83.47%