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