1.
12 + 0 =
12
13
|
2.
19 + 0 =
19
12
|
3.
20 + 0 =
20
15
|
4.
5 + 12 =
17
10
|
5.
8 + 2 =
9
10
|
6.
19 + 0 =
19
13
|
7.
4 + 1 =
5
3
|
8.
4 + 7 =
11
15
|
9.
5 + 15 =
20
10
|
10.
16 + 4 =
20
15
|
11.
3 + 3 =
1
6
|
12.
15 + 1 =
16
5
|
13.
10 + 2 =
12
10
|
14.
4 + 13 =
17
12
|
15.
16 + 3 =
2
19
|
16.
10 + 4 =
17
14
|
17.
14 + 2 =
4
16
|
18.
1 + 19 =
1
20
|
19.
17 + 0 =
4
17
|
20.
12 + 1 =
13
1
|
1.
12 + 0 =
12
13
|
2.
19 + 0 =
19
12
|
3.
20 + 0 =
20
15
|
4.
5 + 12 =
17
10
|
5.
8 + 2 =
9
10
|
6.
19 + 0 =
19
13
|
7.
4 + 1 =
5
3
|
8.
4 + 7 =
11
15
|
9.
5 + 15 =
20
10
|
10.
16 + 4 =
20
15
|
11.
3 + 3 =
1
6
|
12.
15 + 1 =
16
5
|
13.
10 + 2 =
12
10
|
14.
4 + 13 =
17
12
|
15.
16 + 3 =
2
19
|
16.
10 + 4 =
17
14
|
17.
14 + 2 =
4
16
|
18.
1 + 19 =
1
20
|
19.
17 + 0 =
4
17
|
20.
12 + 1 =
13
1
|