题目内容
一根绳子长3米,包装用去
,还剩______厘米.
| 143 |
| 150 |
3×(1-
),
=3×
,
=
(米);
米=14厘米.
答;还剩14厘米.
故答案为:14厘米.
| 143 |
| 150 |
=3×
| 7 |
| 150 |
=
| 7 |
| 50 |
| 7 |
| 50 |
答;还剩14厘米.
故答案为:14厘米.
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题目内容
| 143 |
| 150 |
| 143 |
| 150 |
| 7 |
| 150 |
| 7 |
| 50 |
| 7 |
| 50 |