-80.71% is the change from 871 to 168
Calculation steps:
[( 168 - 871 ) ÷ 871] x 100 = -80.71%
Formula
Percentage change = [(168 - 871) / 871] x 100
Subtract the new number by the original number
168 - 871 = -703
-703 ÷ 871 = -0.8071182548794489
-0.8071182548794489 x 100 = -80.71%