-10.1% is the change from 861 to 774
Calculation steps:
[( 774 - 861 ) ÷ 861] x 100 = -10.1%
Formula
Percentage change = [(774 - 861) / 861] x 100
Subtract the new number by the original number
774 - 861 = -87
-87 ÷ 861 = -0.10104529616724739
-0.10104529616724739 x 100 = -10.1%