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