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