Question

introduceti intregii si fractiile apoi adunati :4 1/5+ 9 2/5 +13 3/5​

Answer 1

Răspuns:

$4\frac{1}{5} +9\frac{2}{5} +13\frac{3}{5} =\frac{4*5+1}{5} +\frac{9*5+2}{5}+\frac{13*5+3}{5}=\frac{21}{5}+\frac{47}{5}+\frac{68}{5}=\frac{136}{5}=27\frac{1}{5}$

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