Question

tính giá trị biểu thức:

a) \(\dfrac{4}{6}\div\dfrac{4}{3}+5\div\dfrac{4}{3}\)

Answer 1

`4/6 : 4/3 + 5 : 4/3`

`= 4/6 xx 3/4 + 5 xx 3/4`

`= 3/4 xx ( 4/6 +5)`

`= 3/4 xx 17/3`

`=17/4`

Answer 2

`4/6:4/3+5:4/3`

`=(4/6+5):4/3`

`=(4/6+30/6)xx3/4`

`=34/6xx3/4`

`=17/3xx3/4`

`=17/4`

Answer 3

=4/6 x 3/4 + 5 x 3/4
=1/2 +15/4
=17/4