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