-42.21% is the change from 867 to 501
Calculation steps:
[( 501 - 867 ) ÷ 867] x 100 = -42.21%
Formula
Percentage change = [(501 - 867) / 867] x 100
Subtract the new number by the original number
501 - 867 = -366
-366 ÷ 867 = -0.42214532871972316
-0.42214532871972316 x 100 = -42.21%