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