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