Doubles Plus One Flashcards
1
Q
1 + 2 =
A
3
2
Q
2 + 3 =
A
5
3
Q
3 + 4 =
A
7
4
Q
4 + 5 =
A
9
5
Q
5 + 6 =
A
11
6
Q
6 + 7 =
A
13
7
Q
7 + 8 =
A
15
8
Q
8 + 9 =
A
17
9
Q
9 + 10 =
A
19
