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