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