-89.21% is the change from 871 to 94
Calculation steps:
[( 94 - 871 ) ÷ 871] x 100 = -89.21%
Formula
Percentage change = [(94 - 871) / 871] x 100
Subtract the new number by the original number
94 - 871 = -777
-777 ÷ 871 = -0.8920780711825488
-0.8920780711825488 x 100 = -89.21%