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