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