Question

4x8/3                     5:1/2

ai giúp mình với

 

 

Answer 1

\(4\times\dfrac{8}{3}=\dfrac{4\times8}{3}=\dfrac{32}{3}\)

\(5:\dfrac{1}{2}=5\times2=10\)

Answer 2

\(4\times\dfrac{8}{3}=\dfrac{4}{1}\times\dfrac{8}{3}=\dfrac{32}{3}\)
\(5:\dfrac{1}{2}=5\times\dfrac{2}{1}=\dfrac{10}{1}=10\)

Answer 3

`4 xx 8/3`
`= ( 4 xx 8)/3`
`= 32/3`
`-----`
`5 : 1/2`
`= 5 xx 2`
`= 10`