Question

$\\ 3 \frac {1}{5} - ( \frac{7}{15} + \frac{2}{3} )+ \: 1.3 \: \: \: el \: ultimo\: tres \: es \: peridico$
corona al primero en contestar​

Answer 1

$3 \frac{1}{5} - ( \frac{7}{15} + \frac{2}{5}) + 1.3 = \\ \\ \\ \frac{16}{5} - ( \frac{13}{15} ) + \frac{13}{10} = \\ \\ \\ \frac{16}{5} - \frac{13}{15} + \frac{13}{10} = \frac{109}{30}$