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