问题 解答题
1
8
×14÷
7
8
4
5
+
3
10
)÷
3
10
5
6
÷(
1
2
+
5
6
3
4
÷
15
16
÷
5
6
12÷
4
10
+
1
6
×3
14÷(
3
4
×
21
5
答案

(1)

1
8
×14÷
7
8

=

1
8
÷
7
8
×14,

=

1
7
×14,

=2;

(2)(

4
5
+
3
10
)÷
3
10

=

11
10
÷
3
10

=

11
3

(3)

5
6
÷(
1
2
+
5
6
),

=

5
6
÷
4
3

=

5
8

(4)

3
4
÷
15
16
÷
5
6

=

4
5
÷
5
6

=

24
25

(5)12÷

4
10
+
1
6
×3,

=30+

1
2

=30

1
2

(6)14÷(

3
4
×
21
5
),

=14÷

63
20

=

40
9

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