-22.91% is the change from 777 to 599
Calculation steps:
[( 599 - 777 ) ÷ 777] x 100 = -22.91%
Formula
Percentage change = [(599 - 777) / 777] x 100
Subtract the new number by the original number
599 - 777 = -178
-178 ÷ 777 = -0.22908622908622908
-0.22908622908622908 x 100 = -22.91%