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