Seudónimo Seudónimo

30-11-2016
Mathematics

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What is the answer with the explanation 1/3 - 1/7 =

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Аноним Аноним

30-11-2016

So first u have to find a common denominator which is 21 so it will be 7/21-3/21=4/21

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mrod9200airforce21 mrod9200airforce21

30-11-2016

4/21 find common denominators then subtract then write the difference then simplify

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