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