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