题目内容
| 3 |
| 2 |
(1)
小时:25分,
=90分:25分,
=(90÷5):(25÷5),
=18:5;
(2)
小时:25分,
=18:5,
=18÷5,
=
.
故答案为:18:5,
.
| 3 |
| 2 |
=90分:25分,
=(90÷5):(25÷5),
=18:5;
(2)
| 3 |
| 2 |
=18:5,
=18÷5,
=
| 18 |
| 5 |
故答案为:18:5,
| 18 |
| 5 |
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| 3 |
| 2 |
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| 2 |
| 3 |
| 2 |
| 18 |
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| 18 |
| 5 |