-0.77% is the change from 780 to 774
Calculation steps:
[( 774 - 780 ) ÷ 780] x 100 = -0.77%
Formula
Percentage change = [(774 - 780) / 780] x 100
Subtract the new number by the original number
774 - 780 = -6
-6 ÷ 780 = -0.007692307692307693
-0.007692307692307693 x 100 = -0.77%