SOLUTION: what do you do when you have -1 and 1/3 plus +4/9?

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Question 206271: what do you do when you have -1 and 1/3 plus +4/9?
Found 2 solutions by rfer, Edwin McCravy:
Answer by rfer(16322) About Me  (Show Source):
You can put this solution on YOUR website!
-1 1/3+4/9
First find a common denominator and the improper fraction.
Subtract the two quanities. The answer gets the sign of the largest number.
-12/9+4/9=-8/9

Answer by Edwin McCravy(20054) About Me  (Show Source):
You can put this solution on YOUR website!
what do you do when you have -1 and 1/3 plus +4/9?
0 solutions 

-1%261%2F3%2B4%2F9

You change -1%261%2F3 to -4%2F3

-4%2F3%2B4%2F9

Than you get an LCD of 9, by multiplying -4%2F3
by 3%2F3

%28-4%2F3%29%283%2F3%29%2B4%2F9

-12%2F9%2B4%2F9

Now we simply combine the numerators over
the least common denominator:

-8%2F9

Edwin