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