-33.6% is the change from 860 to 571
Calculation steps:
[( 571 - 860 ) ÷ 860] x 100 = -33.6%
Formula
Percentage change = [(571 - 860) / 860] x 100
Subtract the new number by the original number
571 - 860 = -289
-289 ÷ 860 = -0.336046511627907
-0.336046511627907 x 100 = -33.6%