-22.74% is the change from 862 to 666
Calculation steps:
[( 666 - 862 ) ÷ 862] x 100 = -22.74%
Formula
Percentage change = [(666 - 862) / 862] x 100
Subtract the new number by the original number
666 - 862 = -196
-196 ÷ 862 = -0.2273781902552204
-0.2273781902552204 x 100 = -22.74%