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10 questions
3 + 0 =
2
3
1
0
3 + 1 =
1
2
3
4
3 + 2 =
7
4
5
6
3 + 3 =
6
7
8
9
3 + 4 =
5
4
7
8
3 + 5 =
8
9
10
4
3 + 6 =
6
9
8
7
3 + 7 =
7
8
9
10
3 + 1 =
1
2
3
4
3 + 1 =
1
2
3
4
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