-53.18% is the change from 865 to 405
Calculation steps:
[( 405 - 865 ) ÷ 865] x 100 = -53.18%
Formula
Percentage change = [(405 - 865) / 865] x 100
Subtract the new number by the original number
405 - 865 = -460
-460 ÷ 865 = -0.5317919075144508
-0.5317919075144508 x 100 = -53.18%