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