Answer:
B.
Explanation:
Because they already have the same denominator you can subtract right away,
First, subtract the whole numbers,
Whole numbers: 9 and 4
9 - 4 = 5
5 is your new whole number,
You can already mark off answer A because it has a 6 for the whole number,
Now subtract the fractions,
(You cannot subtract the denominators! For the denominators stay the same!)
Simplify
:
One-third is the lowest it can be simplifyed,
Therefore the answer is
, option ⇒ B.