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