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