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