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