Question

efetue as operações a seguir 4/5--2/8​

Answer 1

$resolucao \\ \\ \\ = \frac{4}{5} - \frac{2}{8} > > > mmc = 40 \\ \\ = \frac{32 - 10}{40} \\ \\ = \frac{22 \div 2}{40 \div 2} \\ \\ = \frac{11}{20} \\ \\ \\ > > > >$