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求比值6:8=0.45:0.525:0.4=29:13=

题目详情
求比值
6:8=
0.45:0.5
2
5
:0.4=
2
9
1
3
=
求比值
6:8=
0.45:0.5
2
5
:0.4=
2
9
1
3
=



2
5
:0.4=
2
9
1
3
=
2
5
252255
2
9
1
3
=
2
9
292299
1
3
=
1
3
131133
▼优质解答
答案和解析
(1)6:8
=6÷8
=0.75

(2)0.45:0.5
=0.45÷0.5
=0.9

(3)
2
5
:0.4
=
2
5
÷0.4
=1

(4)
2
9
1
3

=
2
9
÷
1
3

=
2
3
2
5
25222555:0.4
=
2
5
÷0.4
=1

(4)
2
9
1
3

=
2
9
÷
1
3

=
2
3
2
5
25222555÷0.4
=1

(4)
2
9
1
3

=
2
9
÷
1
3

=
2
3
2
9
29222999:
1
3

=
2
9
÷
1
3

=
2
3
1
3
13111333
=
2
9
÷
1
3

=
2
3
2
9
29222999÷
1
3

=
2
3
1
3
13111333
=
2
3
2
3
23222333