-89.37% is the change from 781 to 83
Calculation steps:
[( 83 - 781 ) ÷ 781] x 100 = -89.37%
Formula
Percentage change = [(83 - 781) / 781] x 100
Subtract the new number by the original number
83 - 781 = -698
-698 ÷ 781 = -0.8937259923175416
-0.8937259923175416 x 100 = -89.37%