A,\(\dfrac{1}{4}\) + \(X\) \(=\) \(\dfrac{11}{12}\)

B,\(X\) \(-\) \(\dfrac{1}{3}\) \(=\) \(\dfrac{4}{5}\)

A,\(\dfrac{8}{9}:\dfrac{4}{5}+\dfrac{3}{5}\)

B,\(\dfrac{5}{8}\) + \(\dfrac{1}{4}\)

C,\(\dfrac{7}{8}\) x \(\dfrac{4}{7}\) +\(\dfrac{5}{9}\)

D,\(\dfrac{9}{8}:\dfrac{4}{3}-\dfrac{4}{7}\)

A,\(\dfrac{3}{5}+\dfrac{1}{6}\)

B,\(4+\dfrac{2}{5}\)

C,\(\dfrac{25}{12}-\dfrac{7}{6}\)

D,\(\dfrac{9}{7}-\dfrac{7}{6}\)

E,\(\dfrac{3}{7}\) x \(\dfrac{2}{5}\)

2 Tấn 175 Kg =..........Kg

12m² 2dm² ..........dm²

45m² 54dm² =...........Cm²

2 Giờ 45 Phút =..........Phút