-35.35% is the change from 679 to 439
Calculation steps:
[( 439 - 679 ) ÷ 679] x 100 = -35.35%
Formula
Percentage change = [(439 - 679) / 679] x 100
Subtract the new number by the original number
439 - 679 = -240
-240 ÷ 679 = -0.35346097201767307
-0.35346097201767307 x 100 = -35.35%