题目内容

求比值:
3.5:
5
7
3
4
2
5
0.8:
1
100
5厘米:20千米
3
9
20
:0.75
4.6:9
1
5

1
5
米:12分米
1.25:6.5
3.5:
5
7

=3.5÷
5
7

=4.9;

3
4
2
5

=
3
4
÷
2
5

=
15
8


0.8:
1
100

=0.8÷
1
100

=80;

5厘米:20千米
=5厘米:2000000厘米
=5÷2000000
=
1
400000


3
9
20
:0.75
=
69
20
÷
3
4

=
23
5


4.6:9
1
5

=4.6÷
46
5

=0.5;

1.25:6.5
=1.25÷6.5
=
5
26


1
5
米:12分米
=2分米:12分米
=2÷12
=
1
6
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