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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
:0.4=
:
=求比值
6:8=
0.45:0.5
:0.4=
:
=
:0.4=
:
=
2 5 2 2 5 5
:
=
2 9 2 2 9 9
=
1 3 1 1 3 3
6:8=
0.45:0.5
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6:8=
0.45:0.5
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▼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)
:0.4
=
÷0.4
=1
(4)
:
=
÷
=
2 5 2 2 25 5 5:0.4
=
÷0.4
=1
(4)
:
=
÷
=
2 5 2 2 25 5 5÷0.4
=1
(4)
:
=
÷
=
2 9 2 2 29 9 9:
=
÷
=
1 3 1 1 13 3 3
=
÷
=
2 9 2 2 29 9 9÷
=
1 3 1 1 13 3 3
=
2 3 2 2 23 3 3
=6÷8
=0.75
(2)0.45:0.5
=0.45÷0.5
=0.9
(3)
| 2 |
| 5 |
=
| 2 |
| 5 |
=1
(4)
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| 9 |
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=
| 2 |
| 9 |
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=
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=
| 2 |
| 5 |
=1
(4)
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| 9 |
| 1 |
| 3 |
=
| 2 |
| 9 |
| 1 |
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=
| 2 |
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| 2 |
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=1
(4)
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=
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=
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