3/7+3/7:3/2-1/2 giúp mình vớiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii

Question

3/7+3/7:3/2-1/2 giúp mình vớiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiioiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii

tueluongtai · Answer

`3/7 + 3/7 : 3/2 - 1/2` 
`= 3/7 + 3/7 . 2/3 - 1/2` 
`= 3/7 + 2/7 - 1/2` 
`= 5/7 - 1/2` 
`= 10/14 - 7/14 = 3/14` 
#tueluongtai
Chúc bn học tốt nha =))

sang195812 · Answer

Đáp án+Giải thích các bước giải: 
3/7+3/7:3/2-1/2
=3/7+3/7.2/3-1/2
=3/7+2/7-1/2
=5/7-1/2
=5/7+(-1/2)
=10/14+(-7/14)
=3/14
Chúc bạn học tốt.

3/7+3/7:3/2-1/2 giúp mình vớiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiioiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiiii

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