题目内容
| 1 |
| 3 |
| 1 |
| 6 |
(1)
:
,
=(
×6):(
×6),
=2:1;
:
,
=2:1,
=2÷1,
=2.
(2)1.2:75,
=(1.2×5):(75×5),
=6:375,
=(6÷3):(375÷3),
=2:125;
1.2:75,
=2:125,
=2÷125,
=
.
| 1 |
| 3 |
| 1 |
| 6 |
=(
| 1 |
| 3 |
| 1 |
| 6 |
=2:1;
| 1 |
| 3 |
| 1 |
| 6 |
=2:1,
=2÷1,
=2.
(2)1.2:75,
=(1.2×5):(75×5),
=6:375,
=(6÷3):(375÷3),
=2:125;
1.2:75,
=2:125,
=2÷125,
=
| 2 |
| 125 |
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