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