-75.09% is the change from 867 to 216
Calculation steps:
[( 216 - 867 ) ÷ 867] x 100 = -75.09%
Formula
Percentage change = [(216 - 867) / 867] x 100
Subtract the new number by the original number
216 - 867 = -651
-651 ÷ 867 = -0.7508650519031141
-0.7508650519031141 x 100 = -75.09%