题目内容

计算
(1)
3
4
÷(2+
3
4
)×
2
11
(2)
7
10
×
5
14
+
2
7
÷
3
14
(3)
9
20
×
3
8
×
5
9
×
4
3
(4)
27
8
÷[(
1
3
-
1
4
)×
9
4
]
(5)
4
7
+
5
9
÷
4
7
+
11
8
(6)
3
10
-(
3
5
-
2
5
÷
2
3
)
.
(1)
3
4
÷(2+
3
4
)×
2
11
,
=
3
4
÷
11
4
×
2
11
,
=
3
11
×
2
11
,
=
6
121
;

(2)
7
10
×
5
14
+
2
7
÷
3
14
,
=
1
4
+
4
3
,
=1
7
12
;

(3)
9
20
×
3
8
×
5
9
×
4
3
,
=(
9
20
×
5
9
)×(
3
8
×
4
3
),
=
1
4
×
1
2
,
=
1
8
;

(4)
27
8
÷[(
1
3
-
1
4
)×
9
4
]
,
=
27
8
÷[
1
12
×
9
4
],
=
27
8
÷
3
16
,
=18;

(5)
4
7
+
5
9
÷
4
7
+
11
8
,
=
4
7
+
35
36
+
11
8
,
=
389
252
+
11
8
,
=2
463
504
.
练习册系列答案
相关题目

违法和不良信息举报电话:027-86699610 举报邮箱:58377363@163.com

精英家教网