8/11b-1/3b=(3•8)/(3•11b)-(11•1)/(11•3b)=24/33b-11/33b=(24-11)/33b=13/33b
Ответ:13/33b
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8/11b-1/3b=(3•8)/(3•11b)-(11•1)/(11•3b)=24/33b-11/33b=(24-11)/33b=13/33b
Ответ:13/33b