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