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