Double Digit Multiplication
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Multiplication is one of four main operations in elementary arithmetic, and most people learn basic multiplication algorithms in elementary school. It is necessary to memorize the table up to 9 × 9, and often helpful up to 12 × 12 to be proficient in traditional mathematics. This double digit multiplication will be helpful in building up kids multiplication foundation.
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Double Digit Multiplication
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Instructions: Multiply Two Digit By Two Digit
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28
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43
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x
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13
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x
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10
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38
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34
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x
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29
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x
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34
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69
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78
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x
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43
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x
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36
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95
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52
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x
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12
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x
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12
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28
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33
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12
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61
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43
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65
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37
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29
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x
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34
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x
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59
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x
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49
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x
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25
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x
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12
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x
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13
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x
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45
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x
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22
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38
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33
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29
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14
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33
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35
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11
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12
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x
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27
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x
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11
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x
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19
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x
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32
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x
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23
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x
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16
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x
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35
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x
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13
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28
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31
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46
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54
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33
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53
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25
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57
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x
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13
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x
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23
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x
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29
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x
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32
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x
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47
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x
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26
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x
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45
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x
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32
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39
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87
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49
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10
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85
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12
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76
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42
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x
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28
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x
|
33
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x
|
29
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x
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24
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x
|
23
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x
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33
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x
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25
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x
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12
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11
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33
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69
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34
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67
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36
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75
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32
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x
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18
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x
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23
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x
|
10
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x
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44
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x
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33
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x
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25
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x
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28
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x
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39
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58
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10
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11
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24
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45
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56
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35
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52
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x
|
10
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x
|
33
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x
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49
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x
|
26
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x
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13
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x
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31
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x
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28
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x
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22
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23
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47
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29
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34
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33
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11
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23
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17
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x
|
38
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x
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53
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x
|
38
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x
|
31
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x
|
39
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x
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56
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x
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45
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x
|
42
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36
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43
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29
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34
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45
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56
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57
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79
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x
|
38
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x
|
23
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x
|
49
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x
|
38
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x
|
33
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x
|
26
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x
|
52
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x
|
42
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38
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|
86
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|
|
10
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|
90
|
|
|
12
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|
|
18
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|
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45
|
|
|
23
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x
|
42
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x
|
33
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x
|
29
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x
|
34
|
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x
|
33
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x
|
56
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x
|
12
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x
|
42
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Answer : Double Digit Multiplication
|
|
28
|
|
|
43
|
|
|
38
|
|
|
34
|
|
|
69
|
|
|
78
|
|
|
95
|
|
|
52
|
|
x
|
13
|
|
x
|
10
|
|
x
|
29
|
|
x
|
34
|
|
x
|
43
|
|
x
|
36
|
|
x
|
12
|
|
x
|
12
|
|
|
364
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|
|
430
|
|
|
1102
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|
1156
|
|
|
2967
|
|
|
2808
|
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|
1140
|
|
|
624
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|
28
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|
33
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|
|
12
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|
61
|
|
|
43
|
|
|
65
|
|
|
37
|
|
|
29
|
|
x
|
34
|
|
x
|
59
|
|
x
|
49
|
|
x
|
25
|
|
x
|
12
|
|
x
|
13
|
|
x
|
45
|
|
x
|
22
|
|
|
952
|
|
|
1947
|
|
|
588
|
|
|
1525
|
|
|
516
|
|
|
845
|
|
|
1665
|
|
|
638
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|
38
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|
|
33
|
|
|
29
|
|
|
14
|
|
|
33
|
|
|
35
|
|
|
11
|
|
|
12
|
|
x
|
27
|
|
x
|
11
|
|
x
|
19
|
|
x
|
32
|
|
x
|
23
|
|
x
|
16
|
|
x
|
35
|
|
x
|
13
|
|
|
494
|
|
|
363
|
|
|
551
|
|
|
448
|
|
|
759
|
|
|
560
|
|
|
385
|
|
|
156
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|
28
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|
31
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|
46
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|
|
54
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|
|
33
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|
|
53
|
|
|
25
|
|
|
57
|
|
x
|
13
|
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x
|
23
|
|
x
|
29
|
|
x
|
32
|
|
x
|
47
|
|
x
|
26
|
|
x
|
45
|
|
x
|
32
|
|
|
364
|
|
|
713
|
|
|
1334
|
|
|
1728
|
|
|
1551
|
|
|
0378
|
|
|
1125
|
|
|
1824
|
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|
39
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|
|
87
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|
|
49
|
|
|
10
|
|
|
85
|
|
|
12
|
|
|
76
|
|
|
42
|
|
x
|
28
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|
x
|
33
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|
x
|
29
|
|
x
|
24
|
|
x
|
23
|
|
x
|
33
|
|
x
|
25
|
|
x
|
12
|
|
|
1092
|
|
|
2871
|
|
|
1421
|
|
|
240
|
|
|
1955
|
|
|
396
|
|
|
150
|
|
|
504
|
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|
|
|
|
|
11
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|
|
33
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|
69
|
|
|
34
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|
|
67
|
|
|
36
|
|
|
75
|
|
|
32
|
|
x
|
18
|
|
x
|
23
|
|
x
|
10
|
|
x
|
44
|
|
x
|
33
|
|
x
|
25
|
|
x
|
28
|
|
x
|
39
|
|
|
198
|
|
|
759
|
|
|
690
|
|
|
1496
|
|
|
2211
|
|
|
900
|
|
|
2100
|
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|
1248
|
|
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|
58
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|
|
10
|
|
|
11
|
|
|
24
|
|
|
45
|
|
|
56
|
|
|
35
|
|
|
52
|
|
x
|
10
|
|
x
|
33
|
|
x
|
49
|
|
x
|
26
|
|
x
|
13
|
|
x
|
31
|
|
x
|
28
|
|
x
|
22
|
|
|
580
|
|
|
330
|
|
|
539
|
|
|
624
|
|
|
585
|
|
|
1736
|
|
|
980
|
|
|
1144
|
|
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|
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|
|
|
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|
|
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|
23
|
|
|
47
|
|
|
29
|
|
|
34
|
|
|
33
|
|
|
11
|
|
|
23
|
|
|
17
|
|
x
|
38
|
|
x
|
53
|
|
x
|
38
|
|
x
|
31
|
|
x
|
39
|
|
x
|
56
|
|
x
|
45
|
|
x
|
42
|
|
|
874
|
|
|
2491
|
|
|
1102
|
|
|
1054
|
|
|
1287
|
|
|
616
|
|
|
1035
|
|
|
714
|
|
|
|
|
|
|
|
|
|
|
|
|
|
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|
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|
|
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|
|
|
|
|
36
|
|
|
43
|
|
|
29
|
|
|
34
|
|
|
45
|
|
|
56
|
|
|
57
|
|
|
79
|
|
x
|
38
|
|
x
|
23
|
|
x
|
49
|
|
x
|
38
|
|
x
|
33
|
|
x
|
26
|
|
x
|
52
|
|
x
|
42
|
|
|
1368
|
|
|
989
|
|
|
1421
|
|
|
1292
|
|
|
1485
|
|
|
1456
|
|
|
2964
|
|
|
3318
|
|
|
|
|
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|
|
|
|
|
38
|
|
|
86
|
|
|
10
|
|
|
90
|
|
|
12
|
|
|
18
|
|
|
45
|
|
|
23
|
|
x
|
42
|
|
x
|
33
|
|
x
|
29
|
|
x
|
34
|
|
x
|
33
|
|
x
|
56
|
|
x
|
12
|
|
x
|
42
|
|
|
1596
|
|
|
2838
|
|
|
290
|
|
|
3060
|
|
|
396
|
|
|
1008
|
|
|
540
|
|
|
966
|
|
|
|
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