Question

1 intreg si 5/7 - 4/12 urgeeent plus rezolvare

Answer 1

$1 \times \frac{5}{7} - \frac{4}{12} = \frac{1 \times 7 + 5}{7} - \frac{4}{12} = \frac{12}{7} - \frac{4}{12} = \frac{8}{84} = \frac{4}{24} = \frac{2}{12} = \frac{1}{6}$