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