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