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