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