Threes- Addition & Subtraction up to 20 Flashcards
1
Q
3+1
A
20-3
2
Q
3+2
A
19-3
3
Q
3+3
A
18-3
4
Q
3+4
A
17-3
5
Q
3+5
A
16-3
6
Q
3+6
A
15-3
7
Q
3+7
A
14-3
8
Q
3+8
A
13-3
9
Q
3+9
A
12-3
10
Q
3+10
A
11-3
11
Q
3+11
A
10-3
12
Q
3+12
A
9-3
13
Q
3+13
A
8-3
14
Q
3+14
A
7-3
15
Q
3+15
A
6-3
