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