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April 16, 2014

Homework Help: math very urgent

Posted by Anonymous on Monday, December 10, 2012 at 10:11pm.

First, do you get the same sum when you use 18 rather than 9 as a common denominator for 2/3 and 4/9? Explain the answer.

Also what extra step will you have to perform if you do not use the least common denominator when adding fractions?
Please explain the answer.

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