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