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12 + __ = 24
12
14
10
36
11 + __ = 23
12
9
34
11
10 + __ = 31
21
13
12
41
6 + __ = 47
53
39
6
41
8 + __ = 19
9
11
27
12
26 + __ = 46
20
66
22
10
13 + __ = 24
11
38
37
12
26 + __ = 49
13
32
23
33
19 - __ = 12
8
6
7
31
27 - __ = 20
7
47
48
8
19 - __ = 6
13
24
12
25
58 - __ = 36
22
2
32
12
23 - __ = 11
28
18
12
34
49 - __ = 39
8
12
18
10
43 + __ = 51
7
12
8
9
15 + __ = 22
6
7
8
9
