Question

quy đồng mẫu số 2 phân số sau:

\(\dfrac{8}{9}\);\(\dfrac{2}{4}\)

Answer 1

giúp tớ

Answer 2

Ta có: 
\(MSC:36\)
\(\dfrac{8}{9}=\dfrac{8\times4}{9\times4}=\dfrac{32}{36}\)
\(\dfrac{2}{4}=\dfrac{2\times9}{4\times9}=\dfrac{18}{36}\)

Answer 3

`MSC: 36`

\(\dfrac{8}{9}=\dfrac{8\times4}{9\times4}=\dfrac{32}{36}\)

\(\dfrac{2}{4}=\dfrac{2\times9}{4\times9}=\dfrac{18}{36}\)