-55.26% is the change from 865 to 387
Calculation steps:
[( 387 - 865 ) ÷ 865] x 100 = -55.26%
Formula
Percentage change = [(387 - 865) / 865] x 100
Subtract the new number by the original number
387 - 865 = -478
-478 ÷ 865 = -0.5526011560693641
-0.5526011560693641 x 100 = -55.26%