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Tiếng ViệtBox A
Box B
Box C
Box D
Box E
记忆
10
5
6
9
5
10
0
0
0
0
0
0
4
2
3
5
6
4
0
0
0
0
0
0
3
12
5
8
8
10
6
5
5
12
13
8
May 2024
Wed, May 1
Thu, May 2
Fri, May 3
Sat, May 4
Sun, May 5
Mon, May 6
Tue, May 7
Wed, May 8
Thu, May 9
Fri, May 10
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Sun, May 12
Mon, May 13
Tue, May 14
Wed, May 15
Thu, May 16
Fri, May 17
Sat, May 18
Sun, May 19
Mon, May 20
Tue, May 21
Wed, May 22
Thu, May 23
Fri, May 24
Sat, May 25
Sun, May 26
Mon, May 27
Tue, May 28
Wed, May 29
Thu, May 30
Fri, May 31
June
Sat, Jun 1
Sun, Jun 2
Mon, Jun 3
Tue, Jun 4
Wed, Jun 5
Thu, Jun 6
Fri, Jun 7
Sat, Jun 8
Sun, Jun 9
Mon, Jun 10
Tue, Jun 11
Wed, Jun 12
Thu, Jun 13
Fri, Jun 14
Sat, Jun 15
Sun, Jun 16
Mon, Jun 17
Tue, Jun 18
Wed, Jun 19
Thu, Jun 20
Fri, Jun 21
Sat, Jun 22
Sun, Jun 23
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Tue, Jun 25
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Sun, Jun 30
July
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August
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Thu, Aug 22
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Sun, Aug 25
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Tue, Aug 27
Wed, Aug 28
Thu, Aug 29
Fri, Aug 30
Sat, Aug 31
September
Sun, Sep 1
Mon, Sep 2
Tue, Sep 3
Wed, Sep 4
Thu, Sep 5
Fri, Sep 6
Sat, Sep 7
Sun, Sep 8
Mon, Sep 9
Tue, Sep 10
Wed, Sep 11
Thu, Sep 12
Fri, Sep 13
Sat, Sep 14
Sun, Sep 15
Mon, Sep 16
Tue, Sep 17
Wed, Sep 18
Thu, Sep 19
Fri, Sep 20
Sat, Sep 21
Sun, Sep 22
Mon, Sep 23
Tue, Sep 24
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Thu, Sep 26
Fri, Sep 27
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Sun, Sep 29
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October
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November
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December
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January 2025
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February
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Fri, Feb 28
March
Sat, Mar 1
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Mon, Mar 3
Tue, Mar 4
Wed, Mar 5
Thu, Mar 6
Fri, Mar 7
Sat, Mar 8
Sun, Mar 9
Mon, Mar 10
Tue, Mar 11
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Thu, Mar 13
Fri, Mar 14
Sat, Mar 15
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Mon, Mar 17
Tue, Mar 18
Wed, Mar 19
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Fri, Mar 21
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Tue, Mar 25
Wed, Mar 26
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Fri, Mar 28
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April
Tue, Apr 1
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Thu, Apr 3
Fri, Apr 4
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Sun, Apr 6
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Tue, Apr 8
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Thu, Apr 10
Fri, Apr 11
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Tue, Apr 15
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Thu, Apr 17
Fri, Apr 18
Sat, Apr 19
Sun, Apr 20
Mon, Apr 21
Tue, Apr 22
Wed, Apr 23
Thu, Apr 24
Fri, Apr 25
Sat, Apr 26
Sun, Apr 27
Mon, Apr 28
Tue, Apr 29
Wed, Apr 30
Box A
Box B
Box C
Box D
Box E
记忆
2
8
2
4
9
4
8
14
7
11
12
13
0
0
0
0
0
0
6
9
9
13
16
12
0
0
0
0
0
0
8
6
8
7
9
7
Box A
Box B
Box C
Box D
Box E
记忆
19
27
21
27
39
12
17
14
18
28
22
10
21
21
29
26
25
23
8
12
19
20
27
5
3
6
11
14
15
5
11
21
29
30
42
12
Box A
Box B
Box C
Box D
Box E
记忆
5
4
6
2
4
4
18
13
18
18
15
18
2
10
9
8
3
5
5
3
10
8
15
3
Box A
Box B
Box C
Box D
Box E
记忆
11
7
11
16
9
7
14
6
12
8
11
10
7
10
8
12
15
7
18
12
19
13
20
18
15
12
12
14
19
18
17
13
10
21
20
19
Addition
Need practiceMemory
| + | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 |
| 0 | D | B | D | C | B | A | C | M | B | D | |||||||||||
| 1 | M | E | B | B | D | A | E | B | D | D | A | C | B | D | B | C | B | C | C | A | |
| 2 | C | D | D | E | D | B | B | A | D | B | D | D | D | C | E | B | D | A | A | ||
| 3 | M | C | E | E | A | M | E | A | D | A | A | A | A | A | A | D | A | A | |||
| 4 | C | B | B | B | B | B | M | E | A | A | B | A | B | B | B | C | B | ||||
| 5 | C | B | A | C | B | A | B | C | B | C | B | B | B | A | A | B | |||||
| 6 | A | B | D | M | B | B | B | C | A | B | B | B | A | B | A | ||||||
| 7 | B | D | E | D | D | B | B | E | A | A | C | B | C | B | |||||||
| 8 | M | E | E | B | D | D | C | D | M | E | E | E | A | ||||||||
| 9 | A | E | A | A | D | D | A | C | A | A | C | A | |||||||||
| 10 | A | C | A | E | C | C | E | A | C | D | A | ||||||||||
| 11 | C | C | B | B | D | B | D | C | C | ||||||||||||
| 12 | A | A | C | B | B | C | B | A | |||||||||||||
| 13 | A | C | C | C | C | C | C | ||||||||||||||
| 14 | B | A | A | C | B | A | |||||||||||||||
| 15 | B | A | C | C | B | ||||||||||||||||
| 16 | A | A | A | B | |||||||||||||||||
| 17 | D | A | C | ||||||||||||||||||
| 18 | C | A | |||||||||||||||||||
| 19 | B | ||||||||||||||||||||
| 20 |
Addition
Need practiceMemory
| + | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 |
| 0 | D | B | D | C | B | A | C | M | B | D | |||||||||||
| 1 | M | E | B | B | D | A | E | B | D | D | A | C | B | D | B | C | B | C | C | A | |
| 2 | C | D | D | E | D | B | B | A | D | B | D | D | D | C | E | B | D | A | A | ||
| 3 | M | C | E | E | A | M | E | A | D | A | A | A | A | A | A | D | A | A | |||
| 4 | C | B | B | B | B | B | M | E | A | A | B | A | B | B | B | C | B | ||||
| 5 | C | B | A | C | B | A | B | C | B | C | B | B | B | A | A | B | |||||
| 6 | A | B | D | M | B | B | B | C | A | B | B | B | A | B | A | ||||||
| 7 | B | D | E | D | D | B | B | E | A | A | C | B | C | B | |||||||
| 8 | M | E | E | B | D | D | C | D | M | E | E | E | A | ||||||||
| 9 | A | E | A | A | D | D | A | C | A | A | C | A | |||||||||
| 10 | A | C | A | E | C | C | E | A | C | D | A | ||||||||||
| 11 | C | C | B | B | D | B | D | C | C | ||||||||||||
| 12 | A | A | C | B | B | C | B | A | |||||||||||||
| 13 | A | C | C | C | C | C | C | ||||||||||||||
| 14 | B | A | A | C | B | A | |||||||||||||||
| 15 | B | A | C | C | B | ||||||||||||||||
| 16 | A | A | A | B | |||||||||||||||||
| 17 | D | A | C | ||||||||||||||||||
| 18 | C | A | |||||||||||||||||||
| 19 | B | ||||||||||||||||||||
| 20 |
Subtraction
Need practiceMemory
| – | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 |
| 0 | |||||||||||||||||||||
| 1 | E | C | |||||||||||||||||||
| 2 | D | C | D | ||||||||||||||||||
| 3 | E | E | A | D | |||||||||||||||||
| 4 | E | A | A | E | M | ||||||||||||||||
| 5 | B | C | B | A | B | C | |||||||||||||||
| 6 | C | B | B | C | B | D | D | ||||||||||||||
| 7 | A | C | D | C | C | A | E | E | |||||||||||||
| 8 | E | B | B | E | E | C | E | A | M | ||||||||||||
| 9 | A | A | A | C | A | M | A | E | A | E | |||||||||||
| 10 | E | B | B | B | B | B | A | C | E | B | D | ||||||||||
| 11 | A | C | C | D | A | C | C | B | C | B | |||||||||||
| 12 | C | A | A | B | A | A | C | C | E | C | C | ||||||||||
| 13 | B | A | C | C | E | C | A | B | D | A | C | A | |||||||||
| 14 | D | B | C | E | B | C | D | E | D | B | B | A | E | ||||||||
| 15 | E | E | E | C | E | E | D | B | A | B | C | B | A | C | |||||||
| 16 | D | B | C | E | D | A | D | B | E | D | C | B | B | B | A | ||||||
| 17 | C | B | D | D | C | B | B | B | D | B | C | B | D | D | E | E | |||||
| 18 | C | B | E | C | D | A | E | B | D | A | D | E | E | D | A | A | D | ||||
| 19 | C | C | C | B | B | C | C | C | E | D | B | B | C | B | C | A | C | C | |||
| 20 | A | D | B | C | C | E | D | C | M | D | B | C | M | C | B | A | B | B | D |
Subtraction
Need practiceMemory
| – | 0 | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 | 20 |
| 0 | |||||||||||||||||||||
| 1 | E | C | |||||||||||||||||||
| 2 | D | C | D | ||||||||||||||||||
| 3 | E | E | A | D | |||||||||||||||||
| 4 | E | A | A | E | M | ||||||||||||||||
| 5 | B | C | B | A | B | C | |||||||||||||||
| 6 | C | B | B | C | B | D | D | ||||||||||||||
| 7 | A | C | D | C | C | A | E | E | |||||||||||||
| 8 | E | B | B | E | E | C | E | A | M | ||||||||||||
| 9 | A | A | A | C | A | M | A | E | A | E | |||||||||||
| 10 | E | B | B | B | B | B | A | C | E | B | D | ||||||||||
| 11 | A | C | C | D | A | C | C | B | C | B | |||||||||||
| 12 | C | A | A | B | A | A | C | C | E | C | C | ||||||||||
| 13 | B | A | C | C | E | C | A | B | D | A | C | A | |||||||||
| 14 | D | B | C | E | B | C | D | E | D | B | B | A | E | ||||||||
| 15 | E | E | E | C | E | E | D | B | A | B | C | B | A | C | |||||||
| 16 | D | B | C | E | D | A | D | B | E | D | C | B | B | B | A | ||||||
| 17 | C | B | D | D | C | B | B | B | D | B | C | B | D | D | E | E | |||||
| 18 | C | B | E | C | D | A | E | B | D | A | D | E | E | D | A | A | D | ||||
| 19 | C | C | C | B | B | C | C | C | E | D | B | B | C | B | C | A | C | C | |||
| 20 | A | D | B | C | C | E | D | C | M | D | B | C | M | C | B | A | B | B | D |
Need practiceMemory
| × | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | 12 |
| 1 | B | A | D | C | A | C | C | B | C | E | E | A |
| 2 | C | E | A | B | C | M | D | M | E | M | C | E |
| 3 | C | C | A | B | C | D | A | M | C | E | C | A |
| 4 | B | E | B | A | A | A | B | B | B | M | M | C |
| 5 | E | A | A | A | A | C | B | B | B | M | A | M |
| 6 | C | A | D | C | B | D | C | C | C | A | E | B |
| 7 | B | D | C | M | M | D | E | C | D | C | C | E |
| 8 | D | D | M | E | M | A | E | D | B | B | E | C |
| 9 | D | C | C | A | M | A | M | A | A | A | D | M |
| 10 | A | B | D | B | C | A | C | E | C | A | D | D |
| 11 | D | D | E | D | D | A | E | C | C | E | E | C |
| 12 | E | C | B | E | E | C | E | E | B | D | A | E |
Need practiceMemory
| ÷ | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
| 1 | C | B | B | A | C | A | D | D | B | D |
| 2 | D | D | B | B | M | A | D | A | B | C |
| 3 | A | A | A | A | A | A | D | A | A | A |
| 4 | A | B | A | A | B | A | A | C | A | A |
| 5 | A | A | A | A | A | A | A | A | A | B |
| 6 | B | A | B | A | A | B | A | C | B | C |
| 7 | B | C | B | B | A | A | C | A | A | A |
| 8 | B | C | D | B | E | B | B | B | C | B |
| 9 | A | B | A | A | A | A | A | A | A | A |
| 10 | A | C | A | B | B | A | A | A | B | C |