Question

Cât face calculul de mai sus dau inimioara

Answer 1

$2 \div ( \frac{2}{3} )^{2} + \frac{11}{5} \div \frac{11}{10} = \\ = 2 \div \frac{4}{9} + \frac{22}{10} \div \frac{11}{10} \\ = \frac{18}{9} \times \frac{9}{4} + \frac{22}{10} \times \frac{10}{11} \\ = \frac{9}{2} + 2 \\ = \frac{9}{2} + \frac{4}{2} \\ = \frac{13}{2} .$
Sper că te-am ajutat!