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Mathematics 18 Online
OpenStudy (anonymous):

7/5 + 5/7

OpenStudy (mathstudent55):

To add fractions you need a common denominator.

OpenStudy (mathstudent55):

What is the least (smallest) common multiple of 5 and 7?

OpenStudy (anonymous):

oh wait is 7/5 + 5/7 @mathstudent55

OpenStudy (mathstudent55):

Is this the addition you need to do? |dw:1365446871393:dw|

OpenStudy (anonymous):

yeah @mathstudent55

OpenStudy (anonymous):

noooo wait is 7/7 + 7/5

OpenStudy (anonymous):

So its pretty much 1 plus 7/5?

OpenStudy (anonymous):

yeah i was thinking it would be 1 7/5 @rachelle_known1

OpenStudy (anonymous):

Yeah that sounds right. You can always use the LCD formula to find out. See if you get the same thing.

OpenStudy (mathstudent55):

|dw:1365447381459:dw|

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