6 sets of birds were in a brown crate and 2 sets of birds were in a green crate? How many birds altogether were in those crates.
Answer: 
Step-by-step explanation:
10 pens - 2 pens = 8 pens
Write 8 of 10 as a fraction.
You get
, right?
Now, simplify 8/10.
You get 4/5.
I'm assuming that subtraction sign is mean to be an equals sign. If that is true than the answer is 403.75.
I would say C sorry if it’s not right