-65.58% is the change from 985 to 339
Calculation steps:
[( 339 - 985 ) ÷ 985] x 100 = -65.58%
Formula
Percentage change = [(339 - 985) / 985] x 100
Subtract the new number by the original number
339 - 985 = -646
-646 ÷ 985 = -0.6558375634517767
-0.6558375634517767 x 100 = -65.58%