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