题目内容
比较每组两个分数的大小.(用“<”、“>”或“=”连接)
______
,
______0.515,
______2
,
1.34______1
.
| 25 |
| 40 |
| 40 |
| 72 |
| 5 |
| 8 |
| 13 |
| 5 |
| 4 |
| 7 |
1.34______1
| 7 |
| 20 |
| 25 |
| 40 |
| 25×9 |
| 40×9 |
| 225 |
| 360 |
| 40 |
| 72 |
| 40×5 |
| 72×5 |
| 200 |
| 360 |
| 225 |
| 360 |
| 200 |
| 360 |
所以
| 25 |
| 40 |
| 40 |
| 72 |
| 5 |
| 8 |
所以
| 5 |
| 8 |
| 13 |
| 5 |
| 13×7 |
| 5×7 |
| 91 |
| 35 |
| 4 |
| 7 |
| 18 |
| 7 |
| 18×5 |
| 7×5 |
| 90 |
| 35 |
| 91 |
| 35 |
| 90 |
| 35 |
所以
| 13 |
| 5 |
| 4 |
| 7 |
1
| 7 |
| 20 |
所以1.34<1
| 7 |
| 20 |
故答案为:>,>,>,<.
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