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