Question

resolva 4/2:4/3x1/2+4/5

Answer 1

$\frac{4}{2} \div \frac{4}{3} \times \frac{1}{2} + \frac{4}{5} = \\ \frac{4}{2} \times \frac{3}{4} \times \frac{1}{2} + \frac{4}{5} = \\ \frac{12}{16} + \frac{4}{5} = \frac{60}{80} + \frac{72}{80} = \frac{132}{80} = \frac{33}{20}$