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