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