小学四年级口算30天题.docx
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小学四年级口算30天题
人教版-小学四年级口算-寒假作业-广州大江苑小学
第1天
33
+
40
=
66
-
45
=
88
×
11
=
90
÷
9
=
70
+
31
=
20
-
1
=
97
×
9
=
27
÷
3
=
32
+
42
=
84
-
45
=
19
×
9
=
44
÷
11
=
37
+
68
=
14
-
8
=
79
×
9
=
77
÷
11
=
40
+
31
=
46
-
35
=
44
×
8
=
66
÷
6
=
71
+
6
=
49
-
32
=
22
×
5
=
18
÷
9
=
23
+
64
=
6
-
1
=
100
×
4
=
54
÷
9
=
48
+
22
=
80
-
43
=
53
×
9
=
60
÷
10
=
62
+
19
=
63
-
16
=
36
×
2
=
72
÷
8
=
65
+
60
=
32
-
29
=
35
×
9
=
32
÷
8
=
第2天
35
+
65
=
54
-
38
=
5
×
8
=
55
÷
5
=
35
+
38
=
71
-
40
=
43
×
6
=
60
÷
6
=
43
+
40
=
52
-
36
=
24
×
8
=
36
÷
6
=
29
+
46
=
25
-
5
=
47
×
4
=
45
÷
5
=
21
+
73
=
52
-
47
=
50
×
4
=
66
÷
6
=
29
+
50
=
26
-
7
=
7
×
11
=
63
÷
9
=
57
+
20
=
38
-
32
=
57
×
6
=
48
÷
8
=
76
+
34
=
15
-
3
=
88
×
3
=
90
÷
9
=
73
+
46
=
67
-
39
=
99
×
10
=
121
÷
11
=
60
+
68
=
74
-
34
=
99
×
8
=
27
÷
9
=
71
+
82
=
30
-
15
=
87
×
9
=
42
÷
7
=
53
+
52
=
50
-
28
=
34
×
4
=
28
÷
7
=
76
+
88
=
47
-
38
=
68
×
4
=
10
÷
5
=
42
+
69
=
50
-
38
=
2
×
9
=
54
÷
6
=
79
+
35
=
53
-
8
=
93
×
9
=
30
÷
3
=
65
+
35
=
22
-
19
=
22
×
9
=
14
÷
7
=
98
+
24
=
40
-
25
=
33
×
10
=
88
÷
8
=
29
+
83
=
37
-
6
=
91
×
3
=
50
÷
10
=
23
+
63
=
52
-
46
=
53
×
5
=
90
÷
10
=
8
+
50
=
15
-
0
=
94
×
3
=
56
÷
8
=
50
+
50
=
28
-
25
=
101
×
8
=
49
÷
7
=
62
+
18
=
35
-
28
=
100
×
5
=
8
÷
2
=
6
+
3
=
59
-
24
=
98
×
3
=
15
÷
3
=
38
+
67
=
40
-
4
=
67
×
8
=
70
÷
10
=
51
+
14
=
44
-
17
=
95
×
6
=
30
÷
3
=
4
+
84
=
42
-
27
=
35
×
2
=
12
÷
2
=
93
+
92
=
30
-
14
=
85
×
3
=
20
÷
5
=
3
+
51
=
28
-
6
=
62
×
10
=
40
÷
10
=
99
+
45
=
66
-
48
=
32
×
4
=
42
÷
6
=
60
+
80
=
52
-
8
=
61
×
5
=
20
÷
10
=
第3天
28
+
32
=
47
-
16
=
58
×
10
=
40
÷
8
=
38
+
9
=
51
-
17
=
99
×
7
=
16
÷
8
=
14
+
2
=
33
-
7
=
101
×
6
=
72
÷
8
=
41
+
68
=
52
-
19
=
30
×
6
=
12
÷
2
=
66
+
38
=
63
-
25
=
93
×
11
=
45
÷
9
=
69
+
100
=
15
-
3
=
4
×
4
=
24
÷
3
=
99
+
68
=
40
-
6
=
36
×
4
=
42
÷
6
=
14
+
100
=
38
-
4
=
79
×
7
=
15
÷
3
=
54
+
59
=
51
-
32
=
72
×
5
=
18
÷
6
=
39
+
28
=
37
-
11
=
53
×
2
=
20
÷
2
=
55
+
47
=
69
-
36
=
43
×
7
=
63
÷
9
=
51
+
32
=
67
-
29
=
29
×
11
=
27
÷
9
=
14
+
1
=
51
-
2
=
83
×
7
=
44
÷
11
=
2
+
58
=
45
-
15
=
53
×
4
=
30
÷
5
=
68
+
66
=
16
-
12
=
71
×
8
=
56
÷
7
=
6
+
35
=
45
-
19
=
18
×
3
=
27
÷
9
=
87
+
86
=
17
-
6
=
44
×
9
=
32
÷
8
=
71
+
90
=
48
-
47
=
74
×
8
=
110
÷
11
=
12
+
57
=
8
-
5
=
15
×
2
=
8
÷
4
=
12
+
53
=
73
-
33
=
17
×
3
=
24
÷
6
=
81
+
9
=
38
-
23
=
12
×
7
=
40
÷
5
=
51
+
100
=
23
-
14
=
45
×
4
=
30
÷
6
=
5
+
55
=
74
-
47
=
59
×
10
=
121
÷
11
=
69
+
98
=
67
-
34
=
47
×
6
=
30
÷
3
=
70
+
79
=
56
-
29
=
55
×
6
=
40
÷
4
=
6
+
62
=
91
-
47
=
89
×
2
=
20
÷
4
=
6
+
94
=
75
-
37
=
79
×
7
=
40
÷
10
=
12
+
63
=
28
-
26
=
23
×
5
=
80
÷
10
=
86
+
58
=
80
-
31
=
70
×
3
=
27
÷
3
=
19
+
48
=
94
-
48
=
93
×
10
=
80
÷
10
=
第4天
63
+
74
=
44
-
2
=
33
×
7
=
12
÷
2
=
37
+
32
=
52
-
4
=
36
×
2
=
88
÷
8
=
31
+
63
=
31
-
4
=
13
×
6
=
54
÷
6
=
68
+
44
=
49
-
4
=
68
×
9
=
42
÷
6
=
41
+
53
=
59
-
37
=
24
×
9
=
20
÷
10
=
13
+
53
=
43
-
26
=
32
×
6
=
12
÷
2
=
62
+
82
=
34
-
19
=
81
×
9
=
28
÷
7
=
62
+
39
=
40
-
1
=
2
×
7
=
20
÷
5
=
9
+
55
=
33
-
13
=
41
×
8
=
20
÷
10
=
44
+
26
=
56
-
32
=
32
×
10
=
27
÷
9
=
56
+
31
=
11
-
9
=
58
×
9
=
99
÷
9
=
25
+
21
=
75
-
43
=
98
×
3
=
36
÷
9
=
33
+
1
=
56
-
36
=
74
×
11
=
110
÷
10
=
74
+
1
=
35
-
15
=
18
×
2
=
40
÷
5
=
10
+
50
=
34
-
19
=
51
×
4
=
10
÷
5
=
2
+
87
=
50
-
47
=
10
×
4
=
8
÷
2
=
53
+
54
=
83
-
40
=
93
×
2
=
24
÷
8
=
34
+
4
=
66
-
27
=
59
×
5
=
32
÷
4
=
32
+
7
=
26
-
4
=
38
×
3
=
24
÷
4
=
23
+
32
=
63
-
32
=
49
×
5
=
12
÷
6
=
15
+
24
=
53
-
38
=
26
×
11
=
40
÷
8
=
2
+
88
=
41
-
35
=
67
×
11
=
24
÷
8
=
49
+
21
=
60
-
31
=
47
×
2
=
9
÷
3
=
7
+
93
=
24
-
2
=
76
×
3
=
9
÷
3
=
64
+
68
=
19
-
13
=
34
×
11
=
63
÷
9
=
6
+
2
=
63
-
20
=
70
×
6
=
99
÷
9
=
95
+
29
=
97
-
48
=
93
×
11
=
15
÷
5
=
81
+
76
=
32
-
31
=
45
×
9
=
60
÷
10
=
32
+
44
=
51
-
22
=
21
×
7
=
20
÷
4
=
63
+
43
=
28
-
11
=
4
×
3
=
6
÷
3
=
第5天
29
+
59
=
33
-
6
=
4
×
6
=
28
÷
7
=
38
+
94
=
18
-
5
=
6
×
5
=
55
÷
5
=
89
+
76
=
35
-
3
=
84
×
5
=
10
÷
5
=
81
+
4
=
52
-
20
=
64
×
7
=
56
÷
7
=
94
+
9
=
66
-
22
=
92
×
2
=
24
÷
6
=
2
+
82
=
64
-
18
=
83
×
6
=
55
÷
11
=
20
+
11
=
87
-
43
=
95
×
7
=
88
÷
11
=
59
+
70
=
54
-
35
=
92
×
5
=
88
÷
8
=
99
+
53
=
49
-
39
=
84
×
3
=
27
÷
3
=
93
+
25
=
71
-
40
=
2
×
3
=
27
÷
9
=
48
+
17
=
40
-
20
=
34
×
3
=
9
÷
3
=
89
+
44
=
71
-
35
=
96
×
3
=
110
÷
11
=
99
+
33
=
43
-
43
=
10
×
3
=
27
÷
3
=
46
+
78
=
33
-
24
=
47
×
6
=
32
÷
4
=
73
+
56
=
42
-
29
=
74
×
10
=
72
÷
9
=
55
+
14
=
56
-
36
=
34
×
5
=
42
÷
6
=
57
+
3
=
51
-
20
=
83
×
11
=
40
÷
10
=
33
+
25
=
36
-
27
=
75
×
7
=
18
÷
9
=
36
+
57
=
70
-
34
=
83
×
5
=
12
÷
6
=
12
+
85
=
72
-
31
=
77
×
9
=
16
÷
2
=
8
+
98
=
39
-
24
=
40
×
3
=
18
÷
6
=
51
+
13
=
39
-
37
=
27
×
9
=
6
÷
3
=
88
+
70
=
73
-
37
=
2
×
11
=
20
÷
2
=
66
+
7
=
51
-
10
=
22
×
6
=
18
÷
2
=
15
+
33
=
56
-
42
=
25
×
10
=
64
÷
8
=
4
+
75
=
57
-
21
=
4
×
4
=
50
÷
5
=
93
+
10
=
14
-
5
=
34
×
11
=
99
÷
9
=
68
+
4
=
62
-
39
=
45
×
4
=
10
÷
5
=
75
+
3
=
48
-
17
=
32
×
7
=
110
÷
11
=
63
+
37
=
38
-
33
=
38
×
4
=
35
÷
5
=
第6天
76
+
45
=
46
-
41
=
47
×
7
=
36
÷
6
=
75
+
63
=
48
-
41
=
57
×
2
=
22
÷
11
=
32
+
54
=
64
-
16
=
47
×
5
=
40
÷
4
=
32
+
17
=
11
-
2
=
33
×
9
=
16
÷
2
=
49
+
86
=
86
-
38
=
36
×
9
=
88
÷
8
=
57
+
14
=
57
-
26
=
39
×
9
=
77
÷
7
=
16
+
32
=
17
-
11
=
82
×
4
=
28
÷
4
=
15
+
30
=
66
-
49
=
67
×
11
=
6
÷
2
=
80
+
41
=
55
-
17
=
30
×
10
=
12
÷
2
=
90
+
85
=
66
-
27
=
31
×
4
=
90
÷
9
=
48
+
20
=
87
-
38
=
98
×
9
=
27
÷
3
=
63
+
54
=
19
-
14
=
77
×
6
=
20
÷
4
=
88
+
75
=
15
-
15
=
38
×
6
=
90
÷
9
=
80
+
7
=
46
-
45
=
73
×
2
=
70
÷
7
=
71
+
38
=
27
-
8
=
55
×
5
=
24
÷
6
=
44
+
76
=
74
-
40
=
91
×
10
=
18
÷
6
=
92
+
75
=
67
-
27
=
52
×
7
=
40
÷
8
=
92
+
49
=
62
-
20
=
92
×
2
=
80
÷
8
=
56
+
1
=
64
-
18
=
88
×
7
=
30
÷
10
=
65
+
67
=
42
-
40
=
51
×
8
=
77
÷
11
=
29
+
22
=
37
-
13
=
62
×
4
=
15
÷
3
=
25
+
79
=
58
-
17
=
94
×
5
=
12
÷
4
=
54
+
52
=
98
-
49
=
55
×
6
=
14
÷
7
=
9
+
17
=
72
-
44
=
3
×
7
=
12
÷
4
=
65
+
91
=
43
-
8
=
17
×
4
=
49
÷
7
=
33
+
44
=
44
-
38
=
36
×
7
=
70
÷
10
=
34
+
1
=
55
-
16
=
10
×
3
=
44
÷
4
=
73
+
52
=
45
-
31
=
86
×
10
=
21
÷
7
=
36
+
41
=
44
-
33
=
89
×
2
=
27
÷
9
=
93
+
63
=
58
-
18
=
94
×
11
=
60
÷
10
=
第7天
55
+
99
=
38
-
9
=
91
×
2
=
8
÷
2
=
13
+
78
=
45
-
25
=
83
×
9
=
121
÷
11
=
69
+