问题 解答题
求下面各比的比值
4:60
8
5
:3
5
48
11
36
5.6:70.8:4
2
5
1
25
6
5
:0.7
56:84.
答案

(1)4:60

=4÷60

=

1
15

(2)

8
5
:3

=

8
5
×
1
3

=

8
15

(3)

5
48
11
36

=

5
48
×
36
11

=

15
44

(4)5.6:7

=56÷70

=(56÷14)÷(70÷14)

=

4
5

(5)0.8:4

=8÷40

=(8÷8)÷(40÷8)

=1÷5

=

1
5

(6)

2
5
1
25

=

2
5
×25

=10

(7)

5
6
:0.7

=

5
6
7
10

=

5
6
×
10
7

=

25
21

(8)56:84

=(56÷28)÷(84÷28)

=2÷3

=

2
3

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