Answer:
The correct order is,
A, D, C, F, B, G
Step-by-step explanation:
Given subtraction problem,
A) 
Make both significant value with the same exponent of 10,
D) 
By solving,
C)

Taking common
from both terms,
F) 
Subtracting,
B) 
By solving,
G)
(
)
9 - x < 8 => -x < 8 - 9 => -x < -1 => x > 1
9 - x > 3 => -x > 3 -9 => -x > -6 => x < 6
So the number is between 1 and 6, notation 1 < x < 6