Subtraction Flashcards
0
Q
2-2
A
0
1
Q
1-1
A
0
2
Q
5-1
A
4
3
Q
7-1
A
6
4
Q
6-6
A
0
5
Q
8-1
A
7
6
Q
8-2
A
6
7
Q
4-2
A
2
8
Q
6-2
A
4
9
Q
10-2
A
8
10
Q
5-2
A
3
11
Q
7-2
A
5
12
Q
23-23
A
0
13
Q
52-52
A
0
14
Q
65-1
A
64
