21:154=
\( \frac{1}{2}:1\frac{4}{5}= \)
\( \frac{1}{4}:1\frac{1}{5}= \)
\( \frac{2}{3}:1\frac{3}{4}= \)
\( \frac{3}{10}:2\frac{1}{2}= \)
\( \frac{3}{4}:1\frac{1}{3}= \)
\( \frac{3}{4}:1\frac{2}{3}= \)
\( \frac{3}{5}:1\frac{1}{2}= \)
\( \frac{3}{5}:2\frac{1}{3}= \)
\( \frac{3}{7}:1\frac{2}{3}= \)
\( \frac{4}{5}:2\frac{4}{5}= \)
\( \frac{5}{6}:3\frac{1}{3}= \)
\( \frac{5}{8}:1\frac{3}{4}= \)
\( \frac{7}{8}:2\frac{3}{8}= \)