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