Subtraction To 20 Flashcards
1
Q
20-0
A
20
2
Q
20-1
A
19
3
Q
20-2
A
18
4
Q
20-3
A
17
5
Q
20-4
A
16
6
Q
20-5
A
15
7
Q
20-6
A
14
8
Q
20-7
A
13
9
Q
20-8
A
12
10
Q
20-9
A
11
11
Q
20-10
A
10
12
Q
20-11
A
9
13
Q
20-12
A
8
14
Q
20-13
A
7
15
Q
20-14
A
6
