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