Question

393. Найдите значение суммы:
$2) - 1 + 2 \frac{1}{9} \\ 4) - \frac{5}{7} + \frac{4}{7} \\ 6) - \frac{1}{6} + 1 \\ 8) \frac{7}{15} - \frac{11}{15} \\ 10) - \frac{5}{6} + \frac{2}{3} \\ 12) - \frac{1}{2} + \frac{1}{8}$
​СРОЧНOOO

Answer 1

Ответ:

- 1 + 2 1/9 = 1 1/9

- 5/7 + 4/7 = - 1/7

- 1/6 + 1 = 5/6

7/15 - 11/15 = - 4/15

- 5/6 + 2/3 = - 1/6

- 1/2 + 1/8 = - 3/8