小学分数乘法分配律练习题及答案
移动硬盘死机-bug什么意思中文
小学分数乘法分配律练习题及答案
7
1
1
8
(
-
)
×
60
(
+
)
×
18
12
5
6
9
7
1
1
8
=
×
60
-
×
60
=
×
18
+
×
18
12
5
=
3
5
-
12
=
23
(
5
6
-
5
9
)
×
18
5
=
5
6
×
18
5
18
5
-
9
×
5
=
3
-
2
=
1
(
8
4
9
+
27
)
×
27
90
=
8
4
9
×
27
+
27
×
27
=
24
+
4
=
28
(
3
2
5
+
25
)
×
25
=
3
2
5
×
25
+
25
×
25
6
9
=
3
+
16
=
19
(
1
1
10
+
5
)
×
5
=
1
×
5
+
1
10
5
×
5
=
1
2
+
1
=
1
1
2
×
(
2
7
18
+
30
)
=
90
×
2
+
90
×
7
18
30
=
1
0
+
21
=
31
1
+
2
6
×
(12
3
)
=
1
12
+
1
2
6
×
6
×
3
1
=
15
+
2
=
2
+
9
1
=
17
=
2
9
15
3
6
7
5
3
(
24
-
8
)
×
15
24
×
(
24
+
6
+
4
)
=
15
6
3
×
6
24
×
15
-
8
15
=
1
3
4
-
20
=
1
10
(48
+
8
1
3
)
×
24
(
=
48
×
1
8
1
24
+
3
×
24
=
2
+
1
9
=
2
1
9
(
5
5
6
-
9
)
×
18
=
5
5
6
×
18
-
9
×
18
=
15
-
10
=
5
=
24
×
7
5
3
24
+
24
×
6
+
24
×
4
=
7
p>
+
20
+
18
=
45
7
1
20
-
5
)
×
20
=
7
20
×
20
-
1
5
×
20
=
7
-
4
=
3
(
1
+
3
5
7
)
×
35
=
1
×
35
+
3
5
7
×
35
=
7
+
15
=
22
4
3
17
11
1
5
17
×
(
4
+
2
)
48
×
(
24
+
6
+
12
)
4
3
4
17
11
1
5
=
17
×
4
+
17
×
2
=
48
×
24
+
48
×
6
+
48
×
12
3
=
17
+
2 <
/p>
=
22
+
8
p>
+
20
3
=
2
17
=
50
22
27
×
3
4
+
5
27
×
3
4
=
(
22
+
5
3
27
27
)
×
4
=
1
×
3
4
=
3
4
7
5
12
×
6
+
12
×
6
=
(
7
5
12
+
12
)
×
6
=
1
×
6
=
6
4
7
×
6
13
+
3
7
×
6
13
=
(
4
3
6
7
+
7
)
×
13
6
7
-
6
2
13
×
5
13
×
5
=
6
7
2
13
×
(
5
-
5
)
6
13
×
1
6
13
3
3
7
4
3
8
×
11
+
11
×
3
8
=
3
3
8
×
(
7
11
+
4
11
)
3
3
8
×
1
3
3
8
16
5
×
7
13
-
3
5
×
7
13
(
16
3
7
5
-
5
)
×
13
=
=
=
=
=