\[\boxed{\mathbf{994\ (984).}\mathbf{\ }Еуроки\ - \ ДЗ\ без\ мороки}\]
\[1)между\ числами\ \ \ - 8\ и\ 11:\ \]
\[- 7 + ( - 6) + .. + 6 + 7 + 8 + 9 +\]
\[+ 10 = 27.\]
\[2) - 9,8 < x < 6:\ \ \]
\[- 9 + ( - 8) + ( - 7) + ( - 6) +\]
\[+ ( - 5) + ( - 4) + .. + 0 + .. + 4 +\]
\[+ 5 = - 30.\]