If I have 10 items in my bag and my friend has 12, which of the following do I say?
I have two fewer items than they do.
I have two items fewer than they do.
In this page from CMOS, they say:
There are two fewer food groups in the new pyramid.
Does the order matter? Do different style guides encourage the use of different orders?
Note: this is not a question about "fewer" versus "less."