-81.81% is the change from 709 to 129
Calculation steps:
[( 129 - 709 ) ÷ 709] x 100 = -81.81%
Formula
Percentage change = [(129 - 709) / 709] x 100
Subtract the new number by the original number
129 - 709 = -580
-580 ÷ 709 = -0.8180535966149506
-0.8180535966149506 x 100 = -81.81%