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