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MULTIPLICATION Self-Correcting Quiz - Up Through 2x4

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