-11.87% is the change from 918 to 809
Calculation steps:
[( 809 - 918 ) ÷ 918] x 100 = -11.87%
Formula
Percentage change = [(809 - 918) / 918] x 100
Subtract the new number by the original number
809 - 918 = -109
-109 ÷ 918 = -0.1187363834422658
-0.1187363834422658 x 100 = -11.87%