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