6/7 + 5/2 3/7 - 2/14 4/6 - 1/2

2 câu trả lời

`6/7 + 5/2 = 12/14 + 35/14 = 47/14`

`3/7 - 2/14 = 6/14 - 2/14 = 4/14 = 2/7`

`4/6 - 1/2 = 4/6 - 3/6 = 1/6`

 

`@ Chie`✌👁👄👁🤳

`6/7 + 5/2= 12/14+ 35/ 14= 47/14`

`3/7 - 2/14= 6/14- 2/14= 4/14= 2/7`

`4/6 - 1/2= 4/6- 3/6=1/6`