题目内容

10
13
×(
3
4
+1÷
5
6

7
8
×
13
9
+
13
9
÷8
4.6×8-120%÷1.5
15+5÷(
3
8
-
1
8
(1)
10
13
×(
3
4
+1÷
5
6
),
=
10
13
×(
3
4
+
6
5
),
=
10
13
×
39
20

=
3
2


(2)
7
8
×
13
9
+
13
9
÷8,
=
13
9
×(
7
8
+
1
8
),
=
13
9
×1,
=
13
9


(3)4.6×8-120%÷1.5,
=36.8-0.8,
=36;

(4)15+5÷(
3
8
-
1
8
),
=15+5÷
1
4

=15+20,
=35.
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