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OpenStudy (anonymous):
5/8 + 8/-5
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OpenStudy (anonymous):
8/-5 is equal to -8/5, so: = 5/8 - 8/5 then, convert denominators by multiplying by versions of 1: = (5/5)*5/8 - 8/5*(8/8) = 25/40 - 64/40 =(25 - 64)/40 = -39/40
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