Question

me ajudem por favoor

Answer 1

$\frac{4}{3}. \frac{5}{4}= \frac{5}{3}$
$\frac{4}{3}. \frac{3}{5} = \frac{4}{5}$
$\frac{5}{3}+ \frac{4}{5}= \frac{25+12}{15} = \frac{37}{15}$