-16.02% is the change from 799 to 671
Calculation steps:
[( 671 - 799 ) ÷ 799] x 100 = -16.02%
Formula
Percentage change = [(671 - 799) / 799] x 100
Subtract the new number by the original number
671 - 799 = -128
-128 ÷ 799 = -0.16020025031289112
-0.16020025031289112 x 100 = -16.02%