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