حاصل ضرب های زیر را با ساده کردن به دست آورید.
الف \(\frac{2}{7} \times \frac{7}{4} =\)
ب \(\frac{1}{6} \times \frac{6}{5} =\)
پ \(\frac{3}{4} \times \frac{4}{8} =\)
ت \(1\frac{1}{2} \times \frac{2}{9} = \frac{3}{2} \times \frac{2}{9} =\)
ث \(1\frac{3}{5} \times \frac{5}{2} =\)
ج \(3\frac{2}{7} \times 1\frac{3}{4} =\)
الف \(\frac{2}{7} \times \frac{7}{4} = \frac{{\bf{1}}}{{\bf{2}}}\)
ب \(\frac{1}{6} \times \frac{6}{5} = \frac{{\bf{1}}}{{\bf{5}}}\)
پ \(\frac{3}{4} \times \frac{4}{8} = \frac{{\bf{3}}}{{\bf{8}}}\)
ت \(1\frac{1}{2} \times \frac{2}{9} = \frac{3}{2} \times \frac{2}{9} = \frac{{\bf{1}}}{{\bf{3}}}\)
ث \(1\frac{3}{5} \times \frac{5}{2} = \frac{8}{5} \times \frac{5}{2} = {\bf{4}}\)
ج \(3\frac{2}{7} \times 1\frac{3}{4} = \frac{{23}}{7} \times \frac{7}{4} = \frac{{{\bf{23}}}}{{\bf{4}}} = {\bf{5}}\frac{{\bf{3}}}{{\bf{4}}}\)