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