-67.24% is the change from 867 to 284
Calculation steps:
[( 284 - 867 ) ÷ 867] x 100 = -67.24%
Formula
Percentage change = [(284 - 867) / 867] x 100
Subtract the new number by the original number
284 - 867 = -583
-583 ÷ 867 = -0.6724336793540946
-0.6724336793540946 x 100 = -67.24%