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