Question

quy đồng  hai phân số  \(\dfrac{1}{2}\)và \(\dfrac{3}{4}\) ta dc hai phân số nào

Answer 1

\(\dfrac{2}{4}\)và\(\dfrac{3}{4}\)

Answer 2

\(\dfrac{1}{2};\dfrac{3}{4}=\dfrac{2}{4};\dfrac{3}{4}\)

Answer 3

\(=\dfrac{1\times2}{2\times2}và\dfrac{3}{4}\)

\(=\dfrac{2}{4}và\dfrac{3}{4}\)

Answer 4

2/3và 3/4

Answer 5

\(\dfrac{2}{4}\)  và \(\dfrac{3}{4}\)