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