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