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