-52.85% is the change from 861 to 406
Calculation steps:
[( 406 - 861 ) ÷ 861] x 100 = -52.85%
Formula
Percentage change = [(406 - 861) / 861] x 100
Subtract the new number by the original number
406 - 861 = -455
-455 ÷ 861 = -0.5284552845528455
-0.5284552845528455 x 100 = -52.85%