x
0
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12
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
0
1
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9
10
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12
2
0
2
4
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6
9
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36
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8
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24
28
32
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44
48
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0
5
10
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35
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55
60
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0
6
12
18
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36
42
48
54
60
66
72
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0
7
14
21
28
35
42
49
56
63
70
77
84
8
0
8
16
24
32
40
48
56
64
72
80
88
96
9
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9
18
27
36
45
54
63
72
81
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99
108
10
0
10
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0
11
22
33
44
55
66
77
88
99
110
121
132
12
0
12
24
36
48
60
72
84
96
108
120
132
144

Why does 8 x 10 = 80?

Because adding 8 10's together makes 80.

That is, because 10 + 10 + 10 + 10 + 10 + 10 + 10 + 10 = 80.

Mathgrow

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