Tính: \(\Large \dfrac{1}{3}\) \(\Large \dfrac{3}{4}\) \(\Large \dfrac{

Tính: 



 

• A.

  \(\Large \dfrac{1}{3}\)

• B.

  \(\Large \dfrac{3}{4}\)

• C.

  \(\Large \dfrac{3}{11}\)

• D.

  \(\Large \dfrac{1}{4}\)

\(\Large (\dfrac{2}{3} + \dfrac{1}{4}) \times \dfrac{6}{22} = (\dfrac{8}{12} + \dfrac{3}{12}) \times \dfrac{3}{11} = \dfrac{11}{12} \times \dfrac{3}{11} = \dfrac{3}{12} = \dfrac{1}{4}\)