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