1/16 + 2/4 9/7 + 5/6 10/12 + 5/6

2 câu trả lời

`1/16 + 2/4 = 1/16 + 8/16 = 9/16`

`9/7 + 5/6 = 54/ 42 + 35/42 = 89 / 42`

`10/12 + 5/6 = 10/12 + 10/12 = 20 /12 = 5/3`

`+)1/16+2/4`

`=1/16+8/16`

`=(1+8)/16`

`=9/16`

`+)9/7+5/6`

`=54/42+35/42`

`=(54+35)/42`

`=89/42`

`+)10/12+5/6`

`=5/6+5/6`

`=(5+5)/6`

`=10/6=5/3.`