
1个回答
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(1)60:42,
=60÷42,
=
,
(2)4.8:7.5,
=4.8÷7.5,
=
,
(3)
:
,
=
÷
,
=
,
(4)3.5:8
,
=3.5÷8
,
=3.5÷
,
=
.
=60÷42,
=
10 |
7 |
(2)4.8:7.5,
=4.8÷7.5,
=
16 |
25 |
(3)
3 |
8 |
9 |
20 |
=
3 |
8 |
9 |
20 |
=
5 |
6 |
(4)3.5:8
2 |
5 |
=3.5÷8
2 |
5 |
=3.5÷
42 |
5 |
=
5 |
12 |
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