\(\frac{2}{5}\)\(:\frac{2}{3}\)\(=\frac{6}{10}\)\(=\frac{3}{5}\)
\(\frac{1}{6}\)\(:\frac{1}{3}\)\(=\frac{3}{6}\)\(=\frac{1}{2}\)
\(\frac{4}{7}\)\(:\frac{4}{5}\)\(=\frac{20}{28}\)\(=\frac{5}{7}\)
\(\frac{1}{4}\)\(:\frac{1}{8}\)\(=\frac{8}{4}\)\(=2\)
2/5:2/3=3/5
1/6:1/3=1/2
4/7:4/5=5/7
1/4:1/8=2
HOK TỐT!