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