-48.89% is the change from 859 to 439
Calculation steps:
[( 439 - 859 ) ÷ 859] x 100 = -48.89%
Formula
Percentage change = [(439 - 859) / 859] x 100
Subtract the new number by the original number
439 - 859 = -420
-420 ÷ 859 = -0.4889406286379511
-0.4889406286379511 x 100 = -48.89%