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