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