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