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;
165 Cards in this Set
- Front
- Back
1+1
|
2
|
|
1+2
|
3
|
|
1+3
|
4
|
|
1+4
|
5
|
|
1+5
|
6
|
|
1+6
|
7
|
|
1+7
|
8
|
|
1+8
|
9
|
|
1+9
|
10
|
|
1+0
|
1
|
|
3+2
|
5
|
|
3+3
|
6
|
|
3+4
|
7
|
|
3+5
|
8
|
|
3+6
|
9
|
|
4+2
|
6
|
|
4+3
|
7
|
|
4+4
|
8
|
|
4+5
|
9
|
|
4+6
|
10
|
|
5+2
|
7
|
|
5+3
|
8
|
|
5+4
|
9
|
|
5+5
|
10
|
|
5+6
|
11
|
|
5+7
|
12
|
|
5+8
|
13
|
|
5+9
|
14
|
|
5+10
|
15
|
|
5+11
|
16
|
|
2 + 1
|
3
|
|
3 + 5
|
8
|
|
7 + 6
|
13
|
|
1 + 8
|
9
|
|
0 + 3
|
3
|
|
5 + 2
|
7
|
|
4+ 4
|
8
|
|
6 + 9
|
15
|
|
8 + 0
|
8
|
|
9 + 7
|
16
|
|
4 + 6
|
10
|
|
7 + 1
|
8
|
|
5 + 0
|
5
|
|
6 + 7
|
13
|
|
9 + 9
|
18
|
|
3 + 4
|
7
|
|
0 + 2
|
2
|
|
8 + 5
|
13
|
|
1+ 3
|
4
|
|
2 + 8
|
10
|
|
5 + 3
|
8
|
|
2 + 0
|
2
|
|
4 + 0
|
4
|
|
6 + 5
|
11
|
|
7 + 7
|
14
|
|
3 + 9
|
12
|
|
1 + 1
|
2
|
|
4 + 8
|
12
|
|
8 + 6
|
14
|
|
9 +2
|
11
|
|
0 + 1
|
1
|
|
6 + 8
|
14
|
|
3 + 0
|
3
|
|
9 + 3
|
12
|
|
1 + 4
|
5
|
|
2 + 6
|
8
|
|
8 + 7
|
15
|
|
7 + 2
|
9
|
|
0 + 9
|
9
|
|
5 + 5
|
10
|
|
3 + 8
|
11
|
|
4 + 5
|
9
|
|
8 + 2
|
10
|
|
2 + 7
|
9
|
|
0 + 9
|
9
|
|
7 + 3
|
10
|
|
5 + 6
|
11
|
|
9 + 1
|
10
|
|
6 + 4
|
10
|
|
1 + 0
|
1
|
|
6 + 6
|
12
|
|
0 + 0
|
0
|
|
2 + 9
|
11
|
|
5 + 8
|
13
|
|
4 + 3
|
7
|
|
8 + 1
|
9
|
|
3+ 2
|
5
|
|
1 + 7
|
8
|
|
9 + 5
|
14
|
|
7 + 4
|
11
|
|
1 + 5
|
6
|
|
8 + 4
|
12
|
|
4 + 0
|
4
|
|
7 + 8
|
15
|
|
2+ 2
|
4
|
|
9 + 6
|
15
|
|
6 + 3
|
9
|
|
0 + 7
|
7
|
|
3 + 1
|
4
|
|
5 + 9
|
14
|
|
9 + 0
|
9
|
|
5 + 7
|
12
|
|
1 + 9
|
10
|
|
8 + 3
|
11
|
|
3 + 6
|
9
|
|
12-12
|
0
|
|
12-11
|
1
|
|
12-10
|
2
|
|
12-9
|
3
|
|
12-8
|
4
|
|
12-9
|
3
|
|
12-8
|
4
|
|
12-7
|
5
|
|
12-6
|
6
|
|
12-5
|
5
|
|
12-4
|
8
|
|
12-3
|
9
|
|
12-2
|
10
|
|
12-3
|
9
|
|
12-2
|
8
|
|
12-1
|
11
|
|
12-0
|
12
|
|
11-12
|
1
|
|
11-11
|
0
|
|
11-10
|
1
|
|
11-8
|
3
|
|
11-7
|
4
|
|
11-6
|
5
|
|
11-5
|
6
|
|
11-4
|
7
|
|
11--5
|
6
|
|
11-4
|
7
|
|
11-3
|
8
|
|
11-2
|
9
|
|
11-1
|
10
|
|
1X1=
|
1
|
|
1X2=
|
2
|
|
1X3=
|
3
|
|
1X4=
|
4
|
|
1X5=
|
5
|
|
2X1=
|
2
|
|
2X2=
|
4
|
|
2X3=
|
6
|
|
2X4=
|
8
|
|
2X5=
|
10
|
|
3X1=
|
3
|
|
3X2=
|
6
|
|
3X3=
|
9
|
|
3X4=
|
12
|
|
3X5=
|
15
|
|
4X1=
|
4
|
|
4X2=
|
8
|
|
4X3=
|
12
|
|
4X4=
|
16
|
|
4X5=
|
20
|
|
5X1=
|
5
|
|
5X2=
|
10
|
|
5X3=
|
15
|
|
5X4=
|
20
|
|
5X5=
|
25
|
|
6X1=
|
6
|
|
6X2=
|
12
|
|
6X3=
|
18
|
|
6X4=
|
22
|
|
6X5=
|
30
|