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