题目内容
______吨的
是12吨;比20米多
是______米;12米比______米少
.
| 2 |
| 5 |
| 2 |
| 5 |
| 2 |
| 5 |
(1)12÷
=30(吨);
(2)20×(1+
),
=20×
,
=28(米);
(3)12÷(1-
),
=12÷
,
=20(米).
故答案为:30,28,20.
| 2 |
| 5 |
(2)20×(1+
| 2 |
| 5 |
=20×
| 7 |
| 5 |
=28(米);
(3)12÷(1-
| 2 |
| 5 |
=12÷
| 3 |
| 5 |
=20(米).
故答案为:30,28,20.
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