Learn a Fact: 3 x 6

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

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3

x6


18

6

x3


18

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3
X 5
15
3
X 7
21