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