\[\boxed{\mathbf{908\ (898)}\mathbf{.}\mathbf{\ }Еуроки\ - \ ДЗ\ без\ мороки}\]
\[1)\ a = - 0,14;\ \ b = 0,1:\]
\[|a| - |b| = | - 0,14| - |0,1| =\]
\[= 0,14 - 0,1 = 0,04.\]
\[2)\ a = - 2\frac{11}{12};\ \ \ b = - 1\frac{17}{18}:\]
\[|a| - |b| = \left| - 2\frac{11}{12} \right| - \left| - 1\frac{17}{18} \right| =\]
\[= 2\frac{11}{12} - 1\frac{17}{18} = 2\frac{33}{36} -\]
\[- 1\frac{34}{36} = \frac{35}{36}.\]