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