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