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