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