Question

Quando que é (1+3/5)÷(3-3/5)-(1-1/4)×(1+1/3)?

Answer 1

$\frac{5+3}{5} \div \frac{15-3}{5} - \frac{4-1}{4}.\frac{3+1}{3}$

$\frac{8}{5} \div \frac{12}{5} - \frac{3}{4} . \frac{4}{3} \\ \\ 0,6667-1 = -0,333$