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