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