题目内容

用你喜欢的方法计算.
4.5÷
1
4
+96×4.5   
13-
8
9
×
3
8
÷
1
24
3
8
×(
2
5
+
2
15
)÷
3
4
   
5
7
÷[(
5
6
-
4
5
)×10]
17
24
×
3
4
+
17
24
÷4
3
4
+
1
2
-
7
12
)×24.
(1)4.5÷
1
4
+96×4.5
=(4+96)×4.5
=100×4.5
=4500;

(2)13-
8
9
×
3
8
÷
1
24

=13-
1
3
÷
1
24

=13-8
=5;

(3)
3
8
×(
2
5
+
2
15
)÷
3
4

=
3
8
×
8
15
÷
3
4

=
1
5
÷
3
4

=
4
15


(4)
5
7
÷[(
5
6
-
4
5
)×10]
=
5
7
÷[
1
30
×10]
=
5
7
÷
1
3

=2
1
7


(5)
17
24
×
3
4
+
17
24
÷4
=
17
24
×(
3
4
+
1
4

=
17
24
×1
=
17
24


(6)(
3
4
+
1
2
-
7
12
)×24
=
3
4
×24+
1
2
×24-
7
12
×24
=18+12-14
=16.
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