Learn a Fact: 3 x 5

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

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3

x5


15

5

x3


15

Move on to other facts:
3
X 4
12
3
X 6
18