题目内容

计算下面各题,能简便计算的要简便计算
5
8
+
3
8
÷
2
3

73÷
3
7
-37×
7
3

1÷(15-
12
5
-
13
5
)
3
5
÷[(
7
9
+
1
3
)×
3
2
].
(1)
5
8
+
3
8
÷
2
3

=
5
8
+
3
8
×
3
2
,
=
10
16
+
9
16
,
=
19
16
;

(2)73÷
3
7
-37×
7
3

=73×
7
3
-37×
7
3
,
=(73-37)×
7
3
,
=36×
7
3
,
=84;

(3)1÷(15-
12
5
-
13
5
)
=1÷[15-(
12
5
+
13
5
],
=1÷(15-5),
=1÷10,
=
1
10
;

(4)
3
5
÷[(
7
9
+
1
3
)×
3
2
].
=
3
5
÷[(
7
9
+
3
9
)×
3
2
],
=
3
5
÷(
10
9
×
3
2
),
=
3
5
÷
5
3
,
=
3
5
×
3
5
,
=
9
25
.
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