6:18
0.35:0.45
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=(6÷6):(18÷6),
=1:3;
6:18,
=1:3,
=1÷3,
=
| 1 |
| 3 |
(2)0.35:0.45,
=(0.35×20):(0.45×20),
=7:9;
0.35:0.45,
=7:9,
=7÷9,
=
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| 9 |
(3)
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| 3 |
| 1 |
| 6 |
=(
| 1 |
| 3 |
| 1 |
| 6 |
=2:1;
| 1 |
| 3 |
| 1 |
| 6 |
=2:1,
=2÷1,
=2.
编辑:chaxungu时间:2026-04-27 14:12:19分类:小学数学题库
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