Bài 17
a)\(\dfrac{3}{7}\). \(\dfrac{14}{5}\)
b) \(\dfrac{35}{9}\). \(\dfrac{81}{7}\)
c) \(\dfrac{28}{17}\) . \(\dfrac{68}{14}\)
d) \(\dfrac{35}{46}\) . \(\dfrac{23}{105}\)
e) \(\dfrac{12}{5}\): \(\dfrac{16}{15}\)
i) \(\dfrac{9}{8}\) : \(\dfrac{6}{5}\)
Loga
Toán lớp 6
