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