Question

выполните действие 2 1/4 : 1/6 2-1 3/7 12* 3/4

Answer 1

$2 frac{1}{4} div frac{1}{6} = frac{9}{4} times 6 = frac{9}{2} times 3 = 13.5 \ \ 2 - 1 frac{3}{7} = 2 - frac{10}{7} = frac{4}{7} \ \ 12 times frac{3}{4} = 3 times 3 = 9$