-19.06% is the change from 960 to 777
Calculation steps:
[( 777 - 960 ) ÷ 960] x 100 = -19.06%
Formula
Percentage change = [(777 - 960) / 960] x 100
Subtract the new number by the original number
777 - 960 = -183
-183 ÷ 960 = -0.190625
-0.190625 x 100 = -19.06%