Question

kết quả của  phép tính 5/7 x 3/4 là :

Answer 1

`5/7xx3/4`

`=(5xx3)/(7xx4)=15/28`

Answer 2

\(\dfrac{5}{7}\cdot\dfrac{3}{4}=\dfrac{15}{28}\)

Answer 3

5/7 x 3/4=15/28

Answer 4

\(\dfrac{5}{7}x\dfrac{3}{4}=\dfrac{15}{28}\)