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