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