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Mathematics 9 Online
OpenStudy (anonymous):

i need help with adding and subtracting fractions!

OpenStudy (aroub):

i can help!

OpenStudy (anonymous):

\[x-y/x+y - x+y/x-y\]

hero (hero):

I can too

OpenStudy (aroub):

ok u have to have common denominators in order to add

OpenStudy (anonymous):

yeah

OpenStudy (aroub):

okay so do u know the common denominator??

OpenStudy (anonymous):

no i dont

OpenStudy (anonymous):

Everybody gave up...?

OpenStudy (anonymous):

it looks like it...

OpenStudy (anonymous):

I'll be on later and I will help u if u still on... Anyway, 1 + 1/2 u can write as 2/2 (2 halves) +1/2 = 3/2. And that's really all you are doing with fractions, rewriting terms so that u just have to add the top parts.

OpenStudy (anonymous):

okay thanks

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