Question

A) 1/8 + 1/2 •3/4. B) 2/5 : 3/10 - 4/3 me ajudem

Answer 1

$a) \frac{1}{8} + \frac{1}{2} \times \frac{3}{4} \\ \frac{1}{8} + \frac{3}{8} = \frac{4}{8} \: \: ou \: \: \frac{1}{2 }$

$b) \frac{2}{5} \div \frac{3}{10} - \frac{4}{3} \\ \frac{2}{5} \times \frac{10}{3} - \frac{4}{3} \\ \\ \frac{20}{15} = \frac{4}{3} - \frac{4}{3} = 0$