Order of operations - what is 6÷2(1+2) ?

[Thomas Klemm]

(12-07-2018 10:22 AM)grsbanks Wrote:  … I have no recollection of this being taught in maths classes …

We don't have this ambiguity in math.
You either write:

\(\frac{6}{2}(1+2)=9\)

Or then:

\(\frac{6}{2(1+2)}=1\)

Cheers
Thomas