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