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