-12.2% is the change from 918 to 806
Calculation steps:
[( 806 - 918 ) ÷ 918] x 100 = -12.2%
Formula
Percentage change = [(806 - 918) / 918] x 100
Subtract the new number by the original number
806 - 918 = -112
-112 ÷ 918 = -0.12200435729847495
-0.12200435729847495 x 100 = -12.2%