Question

[Trần Ngọc Hân]

 Tính giá trị biểu thức:

A]4/5 - [6/15 + 1/5]

Answer 1

[⭐Hannie⭐]

`4/5 - (6/15 + 1/5)`

`=4/5 - (6/15 + 3/15)`

`= 4/5 - 9/15`

`= 4/5 -3/5`

`=1/5`

Answer 2

[trần vân khánh]

4/5 - (6/15 + 1/5)

= 4/5 - (6/15 + 3/15)

= 4/5 - 3/5

= 1/5