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