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