SOLUTION: how do u get 1 7/15 from 4/5 + 2/3 i keep getting 1 9/15 help plz

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Question 683452: how do u get 1 7/15 from 4/5 + 2/3 i keep getting 1 9/15 help plz

Answer by unlockmath(1688) About Me  (Show Source):
You can put this solution on YOUR website!
Hello,
The key is to get the denominators the same.
So for this 4/5 + 2/3 multiply the first by 3/3 to get:
12/15
The second fraction multiply it by 5/5 and we get:
10/15
Now add them to get:
22/15 which can be rewritten as: (Maybe your subtracting wrong. 22-15=7)
1 7/15
Make sense?
RJ
www.math-unlock.com