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