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