-67.58% is the change from 799 to 259
Calculation steps:
[( 259 - 799 ) ÷ 799] x 100 = -67.58%
Formula
Percentage change = [(259 - 799) / 799] x 100
Subtract the new number by the original number
259 - 799 = -540
-540 ÷ 799 = -0.6758448060075094
-0.6758448060075094 x 100 = -67.58%