-74.63% is the change from 867 to 220
Calculation steps:
[( 220 - 867 ) ÷ 867] x 100 = -74.63%
Formula
Percentage change = [(220 - 867) / 867] x 100
Subtract the new number by the original number
220 - 867 = -647
-647 ÷ 867 = -0.7462514417531718
-0.7462514417531718 x 100 = -74.63%