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