-0.9% is the change from 779 to 772
Calculation steps:
[( 772 - 779 ) ÷ 779] x 100 = -0.9%
Formula
Percentage change = [(772 - 779) / 779] x 100
Subtract the new number by the original number
772 - 779 = -7
-7 ÷ 779 = -0.008985879332477536
-0.008985879332477536 x 100 = -0.9%