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