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OpenStudy (anonymous):
find the sum of 1/4+2/7
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OpenStudy (andriod09):
Hey deejay12, welcome to openstudy! The first thing to do, is to change the denominators so that their the same. What number would you multiply 4, and 7 by that would make them the same denominator?
OpenStudy (andriod09):
Nfgallimore, please remember that giving another just an answer is against the OS CoC which you agreed to when you signed up. Feel free to look here for more info: http://www.openstudy.com/code-of-conduct
OpenStudy (anonymous):
4 * 7 = ? the common denominator would be 7/? + 8/? 7 * 4 = ?, 1 * 7 = 7
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