-28.15% is the change from 611 to 439
Calculation steps:
[( 439 - 611 ) ÷ 611] x 100 = -28.15%
Formula
Percentage change = [(439 - 611) / 611] x 100
Subtract the new number by the original number
439 - 611 = -172
-172 ÷ 611 = -0.281505728314239
-0.281505728314239 x 100 = -28.15%