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1/3+[3/4+(1/5+7/3-7/10)-5/2+(3/2-5/12)]=

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@casio grazie

@casio 👍👍



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1/3+[3/4+(1/5+7/3-7/10)-5/2+(3/2-5/12)]=

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$\frac{1}{3}+\big[\frac{3}{4}+\big(\frac{1}{5}+\frac{7}{3}-\frac{7}{10}\big)-\frac{5}{2}+\big(\frac{3}{2}-\frac{5}{12}\big)\big]=$

$= \frac{1}{3}+\big[\frac{3}{4}+\big(\frac{6+70-21}{30}\big)-\frac{5}{2}+\big(\frac{18-5}{12}\big)\big]=$

$= \frac{1}{3}+\big[\frac{3}{4}+\frac{55}{30}-\frac{5}{2}+\frac{13}{12}\big]=$

$= \frac{1}{3}+\big[\frac{3}{4}+\frac{11}{6}-\frac{5}{2}+\frac{13}{12}\big]=$

$= \frac{1}{3}+\big[\frac{9+22-30+13}{12}\big]=$

$= \frac{1}{3}+\frac{14}{12}=$

$= \frac{1}{3}+\frac{7}{6}=$

$= \frac{2+7}{6}=$

$= \frac{9}{6}=$

$= \frac{3}{2}$

 

 

@gramor 👍👍

@ remanzini_rinaldo Grazie Rinaldo, buona domenica.



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