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