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