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