-99.74% is the change from 781 to 2
Calculation steps:
[( 2 - 781 ) ÷ 781] x 100 = -99.74%
Formula
Percentage change = [(2 - 781) / 781] x 100
Subtract the new number by the original number
2 - 781 = -779
-779 ÷ 781 = -0.9974391805377721
-0.9974391805377721 x 100 = -99.74%