Решите задание 956 (все пункты).

1. \(-6 + (-5) = -11\). 2. \(-0.7 + (-2.8) = -3.5\). 3. \(-0.82 + (-0.18) = -1.00\). 4. \(\frac{-5}{7} + \left(-\frac{9}{14}\right) = -\frac{10}{14} - \frac{9}{14} = -\frac{19}{14}\). 5. \(\frac{-1}{4} + \left(-\frac{1}{6}\right) = -\frac{3}{12} - \frac{2}{12} = -\frac{5}{12}\). 6. \(\frac{-3}{8} + 0 = -\frac{3}{8}\).