Question

resolva as espressoes numericas 3/4+1/2 / 1/3*2/5

Answer 1

$\frac{3}{4} = 0,75\\\\ \frac{1}{2} = 0,5\\\\ \frac{1}{3}*\frac{2}{5} = \frac{2}{15}\\\\\ 0,75+0,5 = 1,25 = \frac{5}{4}\\\\\ \frac{5*15}{2*8} = \frac{75}{16}$