Supersnelle erafsommen tot 20
Erafsommen
|
1.
11 – 5 =
1
4
6
2
|
2.
8 – 6 =
7
6
5
2
|
3.
15 – 10 =
1
5
6
10
|
4.
8 – 7 =
5
1
4
3
|
|
5.
17 – 13 =
5
4
3
1
|
6.
20 – 14 =
7
3
6
11
|
7.
18 – 8 =
4
15
10
2
|
8.
8 – 5 =
8
3
6
1
|
|
9.
15 – 4 =
10
16
4
11
|
10.
8 – 3 =
9
3
8
5
|
11.
14 – 6 =
3
8
12
10
|
12.
18 – 1 =
13
22
20
17
|
|
13.
8 – 5 =
1
6
3
7
|
14.
3 – 3 =
0
1
4
3
|
15.
5 – 5 =
4
2
0
3
|
16.
15 – 2 =
13
11
6
2
|
|
17.
8 – 4 =
5
8
4
6
|
18.
8 – 8 =
2
5
0
3
|
19.
18 – 9 =
11
3
9
12
|
20.
14 – 5 =
9
6
11
10
|