| 3 |
| 10 |
| 3 |
| 10 |
A根用去
| 3 |
| 10 |
B根用去:2×
| 3 |
| 10 |
| 3 |
| 5 |
因为
| 3 |
| 10 |
| 3 |
| 5 |
(2)当钢管都长1米时,
A根用去
| 3 |
| 10 |
B根用去:1×
| 3 |
| 10 |
| 3 |
| 10 |
因为
| 3 |
| 10 |
| 3 |
| 10 |
(3)当钢管都长
| 1 |
| 2 |
A根用去
| 3 |
| 10 |
B根用去:
| 1 |
| 2 |
| 3 |
| 10 |
| 3 |
| 20 |
因为
| 3 |
| 10 |
| 3 |
| 20 |
故无法确定哪根用去的少一些.
故答案为:无法确定哪.
编辑:chaxungu时间:2026-04-27 14:05:14分类:小学数学题库
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