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