Oefenen met erbij en eraf tot 12
In de mix
|
1.
6 – 6 =
0
4
2
3
|
2.
8 – 4 =
1
3
4
2
|
3.
8 – 4 =
2
4
1
3
|
4.
11 – 0 =
3
11
1
2
|
|
5.
12 – 1 =
3
2
11
1
|
6.
8 – 1 =
2
7
1
3
|
7.
12 + 0 =
2
1
3
12
|
8.
2 – 1 =
1
4
3
2
|
|
9.
3 – 1 =
4
1
3
2
|
10.
10 + 2 =
2
12
3
1
|
11.
7 + 2 =
1
3
2
9
|
12.
2 – 0 =
3
4
1
2
|
|
13.
1 – 1 =
4
3
0
2
|
14.
6 – 4 =
1
2
4
3
|
15.
11 + 1 =
2
3
1
12
|
16.
10 – 5 =
1
2
5
3
|
|
17.
12 + 0 =
1
3
2
12
|
18.
3 – 1 =
2
1
4
3
|
19.
2 + 3 =
3
5
2
1
|
20.
11 – 8 =
1
4
3
2
|