问题 解答题
仔细算一算.
3
8
÷
11
48
÷
9
22
4
13
×
3
10
÷
14
13
7
18
×
1
6
×
6
7
26
72
×
8
15
×
9
10
答案

(1)

3
8
÷
11
48
÷
9
22

=

3
8
÷(
11
48
×
9
22
),

=

3
8
÷
3
32

=4;

(2)

4
13
×
3
10
÷
14
13

=

3
10
×(
4
13
×
13
14
),

=

3
10
×
2
7

=

3
35

(3)

7
18
×
1
6
×
6
7

=(

7
18
×
6
7
)×
1
6

=

1
3
×
1
6

=

1
18

(4)

26
72
×
8
15
×
9
10

=

26
135
×
9
10

=

13
75

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