-81.96% is the change from 776 to 140
Calculation steps:
[( 140 - 776 ) ÷ 776] x 100 = -81.96%
Formula
Percentage change = [(140 - 776) / 776] x 100
Subtract the new number by the original number
140 - 776 = -636
-636 ÷ 776 = -0.8195876288659794
-0.8195876288659794 x 100 = -81.96%