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