-31.71% is the change from 861 to 588
Calculation steps:
[( 588 - 861 ) ÷ 861] x 100 = -31.71%
Formula
Percentage change = [(588 - 861) / 861] x 100
Subtract the new number by the original number
588 - 861 = -273
-273 ÷ 861 = -0.3170731707317073
-0.3170731707317073 x 100 = -31.71%