Reading...
Play button
Play button
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;
121 Cards in this Set
- Front
- Back
|
0 + 17=
17 + 0= |
17
|
|
|
6 + 12=
12 + 6= |
18
|
|
|
1 + 9=
9 + 1= |
10
|
|
|
6 + 8=
8 + 6= |
14
|
|
|
1 + 18=
18 + 1= |
19
|
|
|
0 + 20=
20 + 0= |
20
|
|
|
1 + 19=
19 + 1= |
20
|
|
|
4 + 14=
14 + 4= |
18
|
|
|
5 + 7=
7 + 5= |
12
|
|
|
1 + 17=
17 + 1= |
18
|
|
|
1 + 8=
8 + 1= |
9
|
|
|
0 + 2=
2 + 0= |
2
|
|
|
0 + 5=
5 + 0= |
5
|
|
|
3 + 4=
4 + 3= |
7
|
|
|
3 + 14=
14 + 3= |
17
|
|
|
6 + 7=
7 + 6= |
13
|
|
|
5 + 9=
9 + 5= |
14
|
|
|
4 + 4=
|
8
|
|
|
6 + 10=
10 + 6= |
16
|
|
|
3 + 6=
6 + 3= |
9
|
|
|
6 + 9=
9 + 6= |
15
|
|
|
2 + 4=
4 + 2= |
6
|
|
|
7 + 12=
12 + 7= |
19
|
|
|
2 + 17=
17 + 2= |
19
|
|
|
3 + 10=
10 + 3= |
13
|
|
|
2 + 3=
3 + 2= |
5
|
|
|
0 + 4=
4 + 0= |
4
|
|
|
2 + 2=
|
4
|
|
|
7 + 11=
11 + 7= |
18
|
|
|
3 + 3=
|
6
|
|
|
0 + 7=
7 + 0= |
7
|
|
|
2 + 5=
5 + 2= |
7
|
|
|
7 + 9=
9 + 7= |
16
|
|
|
7 + 7=
|
14
|
|
|
0 + 15=
15 + 0= |
15
|
|
|
5 + 6=
6 + 5= |
11
|
|
|
6 + 14=
14 + 6= |
20
|
|
|
2 + 8=
8 + 2= |
10
|
|
|
2 + 15=
15 + 2= |
17
|
|
|
7 + 10=
10 + 7= |
17
|
|
|
0 + 14=
14 + 0= |
14
|
|
|
4 + 13=
13 + 4= |
17
|
|
|
2 + 6=
6 + 2= |
8
|
|
|
4 + 12=
12 + 4= |
16
|
|
|
2 + 18=
18 + 2= |
20
|
|
|
4 + 5=
5 + 4= |
9
|
|
|
0 + 9=
9 + 0= |
9
|
|
|
2 + 14=
14 + 2= |
16
|
|
|
1 + 6=
6 + 1= |
7
|
|
|
0 + 10=
10 + 0= |
10
|
|
|
0 + 12=
12 + 0= |
12
|
|
|
3 + 17=
17 + 3= |
20
|
|
|
4 + 6=
6 + 4= |
10
|
|
|
5 + 5=
|
10
|
|
|
4 + 7=
7 + 4= |
11
|
|
|
5 + 8=
8 + 5= |
13
|
|
|
0 + 18=
18 + 0= |
18
|
|
|
3 + 8=
8 + 3= |
11
|
|
|
3 + 15=
15 + 3= |
18
|
|
|
8 + 11=
11 + 8= |
19
|
|
|
1 + 13=
13 + 1= |
14
|
|
|
0 + 16=
16 + 0= |
16
|
|
|
8 + 10=
10 + 8= |
18
|
|
|
2 + 16=
16 + 2= |
18
|
|
|
1 + 16=
16 + 1= |
17
|
|
|
8 + 8=
|
16
|
|
|
0 + 3=
3 + 0= |
3
|
|
|
6 + 6=
|
12
|
|
|
4 + 15=
15 + 4= |
19
|
|
|
2 + 13=
13 + 2= |
15
|
|
|
2 + 7=
7 + 2= |
9
|
|
|
9 + 9=
|
18
|
|
|
1 + 15=
15 + 1= |
16
|
|
|
8 + 12=
12 + 8= |
20
|
|
|
10 + 10=
|
20
|
|
|
4 + 11=
11 + 4= |
15
|
|
|
1 + 5=
5 + 1= |
6
|
|
|
3 + 13=
13 + 3= |
16
|
|
|
5 + 14=
14 + 5= |
19
|
|
|
5 + 15=
15 + 5= |
20
|
|
|
9 + 11=
11 + 9= |
20
|
|
|
3 + 12=
12 + 3= |
15
|
|
|
7 + 13=
13 + 7= |
20
|
|
|
8 + 9=
9 + 8= |
17
|
|
|
3 + 11=
11 + 3= |
14
|
|
|
9 + 10=
10 + 9= |
19
|
|
|
6 + 13=
13 + 6= |
19
|
|
|
7 + 8=
8 + 7= |
15
|
|
|
2 + 3=
3 + 2= |
5
|
|
|
3 + 9=
9 + 3= |
12
|
|
|
3 + 16=
16 + 3= |
19
|
|
|
6 + 11=
11 + 6= |
17
|
|
|
1 + 2=
2 + 1= |
3
|
|
|
2 + 12=
12 + 2= |
14
|
|
|
1 + 10=
10 + 1= |
11
|
|
|
4 + 16=
16 + 4= |
20
|
|
|
0 + 6=
6 + 0= |
6
|
|
|
0 + 8=
8 + 0= |
8
|
|
|
5 + 13=
13 + 5= |
18
|
|
|
1 + 7=
7 + 1= |
8
|
|
|
1 + 11=
11 + 1= |
12
|
|
|
0 + 13=
13 + 0= |
13
|
|
|
0 + 19=
19 + 0= |
19
|
|
|
3 + 7=
7 + 3= |
10
|
|
|
0 + 11=
11 + 0= |
11
|
|
|
2 + 9=
9 + 2= |
11
|
|
|
3 + 5=
5 + 3= |
8
|
|
|
1 + 3=
3 + 1= |
4
|
|
|
4 + 10=
10 + 4= |
14
|
|
|
5 + 12=
12 + 5= |
17
|
|
|
4 + 8=
8 + 4= |
12
|
|
|
1 + 4=
4 + 1= |
5
|
|
|
5 + 11=
11 + 5= |
16
|
|
|
1 + 14=
14 + 1= |
15
|
|
|
2 + 10=
10 + 2= |
12
|
|
|
4 + 9=
9 + 4= |
13
|
|
|
0 + 1=
1 + 0= |
1
|
|
|
1 + 12=
12 + 1= |
13
|
|
|
2 + 11=
11 + 2= |
13
|
|
|
1 + 1=
|
2
|
|
|
5 + 10=
10 + 5= |
15
|
