-18.83% is the change from 961 to 780
Calculation steps:
[( 780 - 961 ) ÷ 961] x 100 = -18.83%
Formula
Percentage change = [(780 - 961) / 961] x 100
Subtract the new number by the original number
780 - 961 = -181
-181 ÷ 961 = -0.18834547346514047
-0.18834547346514047 x 100 = -18.83%