Question

7) 3/7 * 14
8) 3/11 - 9/11
9) 2/13 + 5/26

Answer 1

Ответ:

7)

$\frac{3}{7} \times 14 = 6$

8)

$\frac{3}{11} - \frac{9}{11} = - \frac{6}{11}$

9)

$\frac{2}{13} + \frac{5}{26} = \frac{9}{26}$