-99.43% is the change from 871 to 5
Calculation steps:
[( 5 - 871 ) ÷ 871] x 100 = -99.43%
Formula
Percentage change = [(5 - 871) / 871] x 100
Subtract the new number by the original number
5 - 871 = -866
-866 ÷ 871 = -0.9942594718714122
-0.9942594718714122 x 100 = -99.43%