Question

1) 7/8p×4/9k 2) 1 5/7x × 5/12y

Answer 1

Ответ:

$1) \frac{7}{8} \times \frac{4}{9} = \frac{7}{2} p \times \frac{1}{9} k = \frac{7}{18} kp \\ 2)1 \frac{5}{7}x \times \frac{5}{12} y = \frac{12}{7} x \times \frac{5}{12} y = \frac{1}{7} x \times 5y = \frac{5}{7} xy$