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