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