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