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