Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
23 Cards in this Set
- Front
- Back
1 + 1 =
|
2
|
|
1 + 2 =
2 + 1 = |
3
|
|
1 + 3 =
3 + 1 = |
4
|
|
1 + 4 =
4 + 1 = |
5
|
|
1 + 5 =
5 + 1 = |
6
|
|
1 + 6 =
6 + 1 = |
7
|
|
1 + 7 =
7 + 1 = |
8
|
|
1 + 8 =
8 + 1 = |
9
|
|
1 + 9 =
9 + 1 = |
10
|
|
2 + 2 =
|
4
|
|
2 + 3 =
3 + 2 = |
5
|
|
2 + 4 =
4 + 2 = |
6
|
|
2 + 5 =
5 + 2 = |
7
|
|
2 + 6 =
6 + 2 = |
8
|
|
2 + 7 =
7 + 2 = |
9
|
|
2 + 9 =
|
10
|
|
3 + 3 =
|
6
|
|
3 + 4 =
4 + 3 = |
7
|
|
3 + 5 =
5 + 3 = |
8
|
|
3 + 6 =
6 + 3 = |
9
|
|
3 + 7 =
7 + 3 = |
10
|
|
3 + 8 =
8 + 3 = |
11
|
|
3 + 9 =
|
12
|