题目内容

计算(能简算的要简算)
1
5
÷(
2
3
+
1
5
)×13
1
4
-
2
9
)×36
1
15
×(
1
3
-
1
12
5
18
×
1
4
÷
10
9
[1-(
1
4
+
3
8
)]÷
1
4
7
9
÷
11
6
+
2
9
×
6
11
(1)
1
5
÷(
2
3
+
1
5
)×13,
=
1
5
÷
13
15
×13,
=
1
5
×(
15
13
×13),
=
1
5
×15,
=3;

(2)(
1
4
-
2
9
)×36,
=
1
4
×36-
2
9
×36,
=9-8,
=1;

(3)
1
15
×(
1
3
-
1
12
),
=
1
15
×
1
4

=
1
60


(4)
5
18
×
1
4
÷
10
9

=
5
18
×
1
4
×
9
10

=
5
18
×
9
10
×
1
4

=
1
4
×
1
4

=
1
16


(5)[1-(
1
4
+
3
8
)]÷
1
4

=[1-
5
8
1
4

=
3
8
×4,
=
3
2


(6)
7
9
÷
11
6
+
2
9
×
6
11

=
7
9
×
6
11
+
2
9
×
6
11

=(
7
9
+
2
9
)×
6
11

=1×
6
11

=
6
11
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