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