Seen that Facebook maths problem being posted around? It turns out the fights about the correct answer may have some grounding:
So that brings us back to 6 ÷ 2(1+2). There are three ways to think about this problem—and none is incorrect. (If you don’t believe me, plug it into a few different calculators, or even check out Google, where commenters have argued over Google’s calculator answer.)
TL,DR: BIMDAS/PEMDAS is correct, but so are the other methods