-7.41% is the change from 918 to 850
Calculation steps:
[( 850 - 918 ) ÷ 918] x 100 = -7.41%
Formula
Percentage change = [(850 - 918) / 918] x 100
Subtract the new number by the original number
850 - 918 = -68
-68 ÷ 918 = -0.07407407407407407
-0.07407407407407407 x 100 = -7.41%