题目内容
在横线里填上“>”、“<”或“=”.
.
| 7 |
| 4 |
| 4 |
| 5 |
| 13 |
| 15 |
| 4 |
| 5 |
| 5 |
| 9 |
| 7 |
| 12 |
| 9 |
| 12 |
| 13 |
| 24 |
| 7 |
| 35 |
| 2 |
| 10 |
| 3 |
| 4 |
| 4 |
| 5 |
分析:先通分后按同分母分数大小比较的方法解答.
解答:解:
=1
,所以
>
;
=
,
>
,
>
;
=
,
=
所以
<
;
=
,所以
>
;
=
,
=
,所以
=
;
=
,
=
所以
<
.
故答案为:>;>;<;>;=;<.
| 7 |
| 4 |
| 3 |
| 4 |
| 7 |
| 4 |
| 4 |
| 5 |
| 4 |
| 5 |
| 12 |
| 15 |
| 13 |
| 15 |
| 12 |
| 15 |
| 13 |
| 15 |
| 4 |
| 5 |
| 5 |
| 9 |
| 20 |
| 36 |
| 7 |
| 12 |
| 21 |
| 36 |
| 5 |
| 9 |
| 7 |
| 12 |
| 9 |
| 12 |
| 18 |
| 24 |
| 9 |
| 12 |
| 13 |
| 24 |
| 7 |
| 35 |
| 14 |
| 70 |
| 2 |
| 10 |
| 14 |
| 70 |
| 7 |
| 35 |
| 2 |
| 10 |
| 3 |
| 4 |
| 15 |
| 20 |
| 4 |
| 5 |
| 16 |
| 20 |
| 3 |
| 4 |
| 4 |
| 5 |
故答案为:>;>;<;>;=;<.
点评:本题重点考查分数的大小比较,异分母分数比较大小一般通过通分,化成同分母(即相同分数单位)分数进行比较
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