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