-9.9% is the change from 859 to 774
Calculation steps:
[( 774 - 859 ) ÷ 859] x 100 = -9.9%
Formula
Percentage change = [(774 - 859) / 859] x 100
Subtract the new number by the original number
774 - 859 = -85
-85 ÷ 859 = -0.0989522700814901
-0.0989522700814901 x 100 = -9.9%