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