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