-33.52% is the change from 871 to 579
Calculation steps:
[( 579 - 871 ) ÷ 871] x 100 = -33.52%
Formula
Percentage change = [(579 - 871) / 871] x 100
Subtract the new number by the original number
579 - 871 = -292
-292 ÷ 871 = -0.33524684270952926
-0.33524684270952926 x 100 = -33.52%