-60.25% is the change from 805 to 320
Calculation steps:
[( 320 - 805 ) ÷ 805] x 100 = -60.25%
Formula
Percentage change = [(320 - 805) / 805] x 100
Subtract the new number by the original number
320 - 805 = -485
-485 ÷ 805 = -0.6024844720496895
-0.6024844720496895 x 100 = -60.25%