-26.71% is the change from 861 to 631
Calculation steps:
[( 631 - 861 ) ÷ 861] x 100 = -26.71%
Formula
Percentage change = [(631 - 861) / 861] x 100
Subtract the new number by the original number
631 - 861 = -230
-230 ÷ 861 = -0.26713124274099886
-0.26713124274099886 x 100 = -26.71%