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