Erafsommen tot 20
Erafsommen
|
1.
19 – 6 =
13
12
|
2.
17 – 14 =
4
3
|
3.
18 – 6 =
16
12
|
4.
19 – 11 =
10
8
|
|
5.
20 – 12 =
13
8
|
6.
1 – 0 =
1
4
|
7.
11 – 5 =
4
6
|
8.
1 – 1 =
0
5
|
|
9.
10 – 9 =
1
3
|
10.
16 – 7 =
2
9
|
11.
11 – 9 =
1
2
|
12.
16 – 7 =
9
2
|
|
13.
13 – 10 =
8
3
|
14.
12 – 8 =
1
4
|
15.
19 – 16 =
3
6
|
16.
4 – 1 =
3
5
|
|
17.
16 – 9 =
7
10
|
18.
19 – 1 =
21
18
|
19.
14 – 10 =
6
4
|
20.
2 – 0 =
7
2
|