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