Subtraction Flashcards
0
Q
12-1
A
11
1
Q
12-1
A
11
2
Q
11-1
A
10
3
Q
10-1
A
9
4
Q
9-1
A
8
5
Q
8-1
A
7
6
Q
7-1
A
6
7
Q
6-1
A
5
8
Q
5-1
A
4
9
Q
3-1
A
2
10
Q
4-1
A
3
11
Q
1-1
A
0
12
Q
2-1
A
1
13
Q
12-2
A
10
14
Q
13-3
A
10
15
Q
11-2
A
9
16
Q
10-2
A
8
17
Q
13-2
A
11
18
Q
8-2
A
6
19
Q
7-2
A
5
20
Q
6-2
A
4
21
Q
5-2
A
3
22
Q
4-2
A
2
23
Q
2-2
A
0
24
Q
3-2
A
1
25
Q
12-3
A
9
26
Q
14-3
A
11
27
Q
9-2
A
7
28
Q
11-3
A
8
29
Q
9-3
A
6
30
Q
6-3
A
3
31
Q
8-3
A
5
32
Q
10-3
A
7
33
Q
7-3
A
4
34
Q
5-3
A
2
35
Q
4-3
A
1
36
Q
15-4
A
11
37
Q
14-4
A
10
38
Q
13-4
A
9
39
Q
12-4
A
8
40
Q
11-4
A
7
41
Q
10-4
A
6
42
Q
9-4
A
5
