Question

Вычислите 3 5/6 * 2 7/8 + 2 7/8 * 8 1/6

Answer 1

$3 \frac{5}{6} \times 2 \frac{7}{8} + 2 \frac{7}{8} \times 8 \frac{1}{6} \\ \\ \frac{5}{2} \times \frac{7}{4} + 7 \frac{1}{3} \\ \\ \frac{35}{8} + \frac{7}{3} \\ \\ \frac{105 + 56}{24} \\ \\ \frac{161}{24}$