题目内容
有一根10米长的绳子,第一次用去
,第二次用去
米,还剩多少米?
| 3 |
| 10 |
| 3 |
| 10 |
10-10×
-
=10-3-
=7-
=6
(米)
答:还剩6
米.
| 3 |
| 10 |
| 3 |
| 10 |
=10-3-
| 3 |
| 10 |
=7-
| 3 |
| 10 |
=6
| 7 |
| 10 |
答:还剩6
| 7 |
| 10 |
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题目内容
| 3 |
| 10 |
| 3 |
| 10 |
| 3 |
| 10 |
| 3 |
| 10 |
| 3 |
| 10 |
| 3 |
| 10 |
| 7 |
| 10 |
| 7 |
| 10 |