Learn a Fact: 2 x 4

1
0
x  2
2
9
x  0
3
5
x  1
4
8
x  1
5
1
x  6
6
5
x  0
7
7
x  0
8
3
x  0
9
2
x  3
10
8
x  0
11
2
x  1
12
7
x  1
13
4
x  0
14
4
x  2
15
1
x  1
16
4
x  1
17
0
x  6
18
1
x  9
19
2
x  2
20
3
x  1

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2

x4


8

4

x2


8

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2
X 3
6
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10