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