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