-31.98% is the change from 863 to 587
Calculation steps:
[( 587 - 863 ) ÷ 863] x 100 = -31.98%
Formula
Percentage change = [(587 - 863) / 863] x 100
Subtract the new number by the original number
587 - 863 = -276
-276 ÷ 863 = -0.31981460023174973
-0.31981460023174973 x 100 = -31.98%