题目内容

求比值.
1
4
1
5
0.125:0.80.7:14
7
2
吨:450千克
7
10
3
4
1.2:0.75.
(1)
1
4
1
5

=
1
4
÷
1
5

=
5
4


(2)0.125:0.8
=0.125÷0.8
=
5
32


(3)0.7:14
=0.7÷14
=
1
20


(4)
7
2
吨:450千克
=3500千克:450千克
=3500÷450
=
70
9


(5)
7
10
3
4

=
7
10
÷
3
4

=
14
15


(6)1.2:0.77
=1.2÷0.75
=
8
5
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