\[Стр.\ 15.\]
\[\boxed{\mathbf{2.}}\]
\[\textbf{а)}\ \frac{1}{100};\ \frac{2}{3};\ \frac{13}{17};\ \frac{3}{40}.\]
\[\textbf{б)}\ \frac{17}{8};\ \frac{5}{2};\ \frac{6}{6};\ \frac{9}{1}.\]
\[\boxed{\mathbf{3.}}\]
\[\frac{x}{7}:\]
\[x = 1;2;3;4;5;6.\]
\[\boxed{\mathbf{4.}}\]
\[\frac{5}{x};\]
\[x = 1;2;3;4;5.\]
\[\boxed{\mathbf{5.}}\]
\[\frac{9}{2};\frac{9}{3};\frac{9}{4};\frac{9}{5};\frac{9}{6};\frac{9}{7};\frac{9}{8}.\]
\[\boxed{\mathbf{6.}}\]
\[\frac{1}{8};\ \frac{2}{8};\ \frac{3}{8};\ \frac{4}{8};\ \frac{5}{8};\ \frac{6}{8};\ \frac{7}{8}.\]
\[\boxed{\mathbf{7.}}\]
\[\frac{4}{1};\ \frac{4}{2};\ \frac{4}{3};\ \frac{4}{4}.\]
\[\boxed{\mathbf{8.}}\]
\[Правильные\ дроби:\]
\[\frac{5}{11};\ \frac{14}{29};\ \frac{13}{100};\ \frac{8}{61}.\]
\[Неправильные\ дроби:\]
\[\frac{4}{3};\ \frac{2}{2};\ \frac{3}{2};\ \frac{4}{4};\ \frac{9}{7};\ \frac{11}{10}.\]