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