-40.18% is the change from 799 to 478
Calculation steps:
[( 478 - 799 ) ÷ 799] x 100 = -40.18%
Formula
Percentage change = [(478 - 799) / 799] x 100
Subtract the new number by the original number
478 - 799 = -321
-321 ÷ 799 = -0.40175219023779724
-0.40175219023779724 x 100 = -40.18%