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