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