-23.09% is the change from 862 to 663
Calculation steps:
[( 663 - 862 ) ÷ 862] x 100 = -23.09%
Formula
Percentage change = [(663 - 862) / 862] x 100
Subtract the new number by the original number
663 - 862 = -199
-199 ÷ 862 = -0.2308584686774942
-0.2308584686774942 x 100 = -23.09%