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