-2.39% is the change from 796 to 777
Calculation steps:
[( 777 - 796 ) ÷ 796] x 100 = -2.39%
Formula
Percentage change = [(777 - 796) / 796] x 100
Subtract the new number by the original number
777 - 796 = -19
-19 ÷ 796 = -0.02386934673366834
-0.02386934673366834 x 100 = -2.39%