Whats going on here (calculator & spotlight)

[blakintosh]

hey guys check this out and can someone explain me whats going on here?

thanks in advance

 

[dukebound85]

looks like
1) 2*7
2) 2* (7+1)

the order of operations isnt being followed

 

[Cboss]

Hmm... That is strange. Happens for me too. (OS 10.6.2)

However if I type: 2*7+1
I get 15, as one would expect.

 

[blakintosh]

Is this a bug or some other way of handling math expressions?