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