-8.04% is the change from 871 to 801
Calculation steps:
[( 801 - 871 ) ÷ 871] x 100 = -8.04%
Formula
Percentage change = [(801 - 871) / 871] x 100
Subtract the new number by the original number
801 - 871 = -70
-70 ÷ 871 = -0.08036739380022963
-0.08036739380022963 x 100 = -8.04%