-64.48% is the change from 867 to 308
Calculation steps:
[( 308 - 867 ) ÷ 867] x 100 = -64.48%
Formula
Percentage change = [(308 - 867) / 867] x 100
Subtract the new number by the original number
308 - 867 = -559
-559 ÷ 867 = -0.6447520184544406
-0.6447520184544406 x 100 = -64.48%