-97.95% is the change from 780 to 16
Calculation steps:
[( 16 - 780 ) ÷ 780] x 100 = -97.95%
Formula
Percentage change = [(16 - 780) / 780] x 100
Subtract the new number by the original number
16 - 780 = -764
-764 ÷ 780 = -0.9794871794871794
-0.9794871794871794 x 100 = -97.95%