-53.17% is the change from 867 to 406
Calculation steps:
[( 406 - 867 ) ÷ 867] x 100 = -53.17%
Formula
Percentage change = [(406 - 867) / 867] x 100
Subtract the new number by the original number
406 - 867 = -461
-461 ÷ 867 = -0.5317185697808535
-0.5317185697808535 x 100 = -53.17%