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