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