-45.47% is the change from 805 to 439
Calculation steps:
[( 439 - 805 ) ÷ 805] x 100 = -45.47%
Formula
Percentage change = [(439 - 805) / 805] x 100
Subtract the new number by the original number
439 - 805 = -366
-366 ÷ 805 = -0.4546583850931677
-0.4546583850931677 x 100 = -45.47%