题目内容
(1)一条绳子长
米,用去
,还剩多少米?
(2)一条绳子长
米,用去
米,还剩多少米?
(3)一条绳子,用去
,还剩
米.这条绳子有多长?
| 5 |
| 8 |
| 1 |
| 3 |
(2)一条绳子长
| 5 |
| 8 |
| 1 |
| 3 |
(3)一条绳子,用去
| 1 |
| 3 |
| 15 |
| 16 |
(1)
×(1-
)=
(米);
答:还剩
米;
(2)
-
=
(米);
答:还剩
米;
(3)
÷(1-
),
=
×
,
=
(米);
答:这根绳子长
米.
| 5 |
| 8 |
| 1 |
| 3 |
| 5 |
| 12 |
答:还剩
| 5 |
| 12 |
(2)
| 5 |
| 8 |
| 1 |
| 3 |
| 7 |
| 24 |
答:还剩
| 7 |
| 24 |
(3)
| 15 |
| 16 |
| 1 |
| 3 |
=
| 15 |
| 16 |
| 3 |
| 2 |
=
| 45 |
| 32 |
答:这根绳子长
| 45 |
| 32 |
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