Someone wrote in [community profile] hms_anon 2012-04-07 09:51 pm (UTC)

nonas i need help. my text and internets are no help. i'm subtracting fractions. 4/7 - 7/4. lowest common denominator is 28 right? so that means 28-28/28 which is 0. BUT THAT ISN'T THE FUCKING ANSWER
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