Supersnelle erafsommen tot 20
Erafsommen
|
1.
13 – 12 =
5
4
1
3
|
2.
1 – 0 =
1
5
4
3
|
3.
6 – 0 =
10
6
1
7
|
4.
9 – 6 =
3
5
7
4
|
|
5.
4 – 0 =
1
4
8
6
|
6.
3 – 2 =
1
5
3
4
|
7.
11 – 6 =
3
9
8
5
|
8.
11 – 7 =
4
2
6
3
|
|
9.
20 – 10 =
6
7
3
10
|
10.
4 – 1 =
3
5
2
1
|
11.
7 – 0 =
7
10
3
2
|
12.
14 – 3 =
4
11
13
14
|
|
13.
14 – 10 =
4
6
1
3
|
14.
16 – 2 =
14
8
18
10
|
15.
10 – 2 =
13
8
11
2
|
16.
11 – 6 =
10
8
5
7
|
|
17.
19 – 4 =
15
5
20
8
|
18.
16 – 0 =
16
8
15
14
|
19.
18 – 2 =
21
16
9
1
|
20.
1 – 1 =
0
5
1
4
|