1
3
÷
1
12
=
4
7
÷12=
8
9
÷
3
7
=
3
4
=
10
11
=
14
11
÷21=
5
8
÷
5
6
=
9
10
÷
3
5
=
8
9
÷
8
3
=
3
10
÷
10
3
=
1
5
×
5
8
=
1
3
-
1
4
=
1
3
÷
1
12
=4,
4
7
÷12=
1
21
,
8
9
÷
3
7
=2
2
27
,
3
4
=1
1
3
,
10
11
=5
1
2
,
14
11
÷21=
2
33
,
5
8
÷
5
6
=
3
4
9
10
÷
3
5
=1.5,
8
9
÷
8
3
=
1
3
,
3
10
÷
10
3
=
9
100
,
1
5
×
5
8
=
1
8
,
1
3
-
1
4
=
1
12
,
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相關習題

科目:小學數(shù)學 來源: 題型:

3
4
×
2
3
×
2
5
=
1
5
1
5
;
4
21
×
7
21
=
4
63
4
63
;
7
9
×
3
5
×
5
21
=
1
9
1
9
;
35
48
×
8
15
×
6
7
=
1
3
1
3
108×
7
18
=
42
42
;
64
95
×
19
32
=
2
5
2
5
9
14
×
35
36
=
5
8
5
8
;
5
24
×120=
25
25
11
15
×
25
33
=
5
9
5
9
;
17
36
×
72
85
=
2
5
2
5
4
15
+
5
12
=
41
60
41
60
29
42
×
56
87
=
4
9
4
9
;
4
2
5
×
10
11
=
4
4
;
2
4
5
×
15
28
=
3
2
3
2
;
3
5
7
×
8
13
×1
2
7
=
144
49
144
49
;
3
4
5
×4×
7
18
=
266
45
266
45
;
2
5
8
×3
3
7
×
1
9
=
1
1
;
19
20
×
4
9
×
25
38
=
5
18
5
18
;
2
5
6
×12=
34
34
;
3
3
7
×14=
48
48
;
5
1
5
×4=
104
5
104
5
;
7
3
8
×2=
59
4
59
4
;
3
1
2
×4=
14
14
7×3
2
15
=
329
15
329
15
;
7
12
×12
5
6
=
539
72
539
72
2
3
×6
4
5
=
68
15
68
15
;
7
25
-
1
5
)×50=
4
4
;
1
3
+
3
4
)×12=
13
13
;
1
3
÷
1
12
=
4
7
÷12=
1
21
1
21
;
8
9
÷
3
7
=
56
27
56
27
;
3
4
=
4
3
4
3
;
10
11
=
11
2
11
2
14
11
÷21=
2
33
2
33
;
5
8
÷
5
6
=
3
4
3
4
;
9
10
÷
3
5
=
3
2
3
2
8
9
÷
8
3
=
1
3
1
3
;
3
10
÷
10
3
=
9
100
9
100
;
1
5
×
5
8
=
1
8
1
8
;
3
5
÷5=
3
25
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25

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直接寫得數(shù)
1
3
×0=
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4
×
2
5
=
5
6
×12=
7
12
×
3
14
=
8
9
×
3
8
=
3
10
×
10
3
=
7
18
=
2
3
×
9
10
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6
=
8
9
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×
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直接寫出得數(shù)
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8
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10
×
10
3
=
7
18
=
2
3
×
9
10
=
2
13
=
18×
1
6
=
8
9
×
3
7
=
1
3
×
1
12
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4
7
×
7
12
=
2
5
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2
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直接寫得數(shù).
1
3
×0=
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4
×
2
5
=
5
6
×12=
7
12
×
3
14
=
8
9
÷
8
3
=
3
10
÷
10
3
=
7
18
=
2
3
×
9
10
=
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1
6
=
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9
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3
7
=
1
3
÷
1
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科目:小學數(shù)學 來源: 題型:

直接寫得數(shù).
1
3
×0
=
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4
×
2
5
=
5
6
×12
=
7
12
×
3
14
=
5
8
×
2
15
=
8
9
÷
8
3
=
3
10
÷
10
3
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1
3
÷
1
12
=
4
7
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